# \#Source-Control **URL:** https://forums.unrealengine.com/tag/source-control/122.md [Latest](https://forums.unrealengine.com/latest.md) · [Categories](https://forums.unrealengine.com/categories.md) · [Tags](https://forums.unrealengine.com/tags.md) --- ## [\[Tool\] BlueprintReview: view and diff Blueprint .uasset files without the editor (UE 4.25 – 5.8)](https://forums.unrealengine.com/t/tool-blueprintreview-view-and-diff-blueprint-uasset-files-without-the-editor-ue-4-25-5-8/2849542)
**Author:** [@efeng](https://forums.unrealengine.com/u/efeng)\ **Replies:** 0\ **Last updated:** [November 3, 2026, 5:17pm UTC](https://forums.unrealengine.com/t/tool-blueprintreview-view-and-diff-blueprint-uasset-files-without-the-editor-ue-4-25-5-8/2849542 "2026-11-03T17:17:59Z")
Hi all. I’ve been building BlueprintReview, a standalone viewer and diff tool for Blueprints. I first posted about it in the feedback thread. It’s now in a public beta, so I’m giving it a topic here. I built it because … --- ## [UE 5.7: Changelist Validation Failed - Engine Content & External Plugin References](https://forums.unrealengine.com/t/ue-5-7-changelist-validation-failed-engine-content-external-plugin-references/2690574)
**Author:** [@Tend](https://forums.unrealengine.com/u/Tend)\ **Replies:** 6\ **Last updated:** [October 31, 2026, 4:23pm UTC](https://forums.unrealengine.com/t/ue-5-7-changelist-validation-failed-engine-content-external-plugin-references/2690574 "2026-10-31T16:23:34Z")
Environment Unreal Engine Version: 5.7.1 Source Control: Perforce Issue: Changelist validation failing when submitting through UE Editor Problem Description When attempting to submit a changelist through the U… --- ## [\[Open Beta\] Gameheim: one hub for your Unreal team, connected to your version control](https://forums.unrealengine.com/t/open-beta-gameheim-one-hub-for-your-unreal-team-connected-to-your-version-control/2833960)
**Author:** [@gvirzi94](https://forums.unrealengine.com/u/gvirzi94)\ **Replies:** 1\ **Last updated:** [October 12, 2026, 9:23pm UTC](https://forums.unrealengine.com/t/open-beta-gameheim-one-hub-for-your-unreal-team-connected-to-your-version-control/2833960 "2026-10-12T21:23:17Z")
Hey Unreal community, I’m Gianmarco, founder of Virsion, a Swiss-Italian startup. We make games, and on our own Unreal project we kept running into the same problems, so we built Gameheim. We’ve also applied for an Epic… --- ## [\[Open Source\] BranchRift — catch Git integration risk before Unreal branches come back together ](https://forums.unrealengine.com/t/open-source-branchrift-catch-git-integration-risk-before-unreal-branches-come-back-together/2836238)
**Author:** [@Kaan\_idur](https://forums.unrealengine.com/u/Kaan_idur)\ **Replies:** 0\ **Last updated:** [October 1, 2026, 7:58pm UTC](https://forums.unrealengine.com/t/open-source-branchrift-catch-git-integration-risk-before-unreal-branches-come-back-together/2836238 "2026-10-01T19:58:31Z")
Hi everyone, I’ve been working on a small open-source tool called BranchRift after running into a recurring problem in Git-based Unreal workflows: a branch can look ordinary until integration time, while both sides have… --- ## [SVN source control error within UE4](https://forums.unrealengine.com/t/svn-source-control-error-within-ue4/458469)
**Author:** [@HEGI](https://forums.unrealengine.com/u/HEGI)\ **Replies:** 6\ **Last updated:** [September 25, 2026, 7:05pm UTC](https://forums.unrealengine.com/t/svn-source-control-error-within-ue4/458469 "2026-09-25T19:05:24Z")
Hello. I have set up a local SVN repository at D:/SVNTestRepository. It works fine in the explorer, using Tortoise, but connecting to the repository within UE4 fails with the following errors. I have tried several versi… --- ## [Error connecting to URC](https://forums.unrealengine.com/t/error-connecting-to-urc/2707540)
**Author:** [@midnight7zz](https://forums.unrealengine.com/u/midnight7zz)\ **Replies:** 5\ **Last updated:** [May 27, 2026, 1:02pm UTC](https://forums.unrealengine.com/t/error-connecting-to-urc/2707540 "2026-05-27T13:02:47Z")
Summary I’m having trouble connecting to URC. At first, I was able to open my project normally, but I couldn’t sync or check in to the project; I kept getting this error message: LogUObjectHash: Compacting FUObjectHashT… --- ## [Syncing a world partition level so it updates external actors (SVN)](https://forums.unrealengine.com/t/syncing-a-world-partition-level-so-it-updates-external-actors-svn/605991)
**Author:** [@glex](https://forums.unrealengine.com/u/glex)\ **Replies:** 5\ **Last updated:** [April 9, 2026, 12:44pm UTC](https://forums.unrealengine.com/t/syncing-a-world-partition-level-so-it-updates-external-actors-svn/605991 "2026-04-09T12:44:17Z")
Hi all, How do I sync a world partition level, that’s using One File Per Actor within the editor? With UE4, I was able to right click on a level and sync it no problem with the editor. That would update the level for m… --- ## [SafeSave: Source Control Traffic Light (Git / Perforce) (Released)](https://forums.unrealengine.com/t/safesave-source-control-traffic-light-git-perforce-released/2682745)
**Author:** [@andgregori](https://forums.unrealengine.com/u/andgregori)\ **Replies:** 11\ **Last updated:** [April 2, 2026, 9:49am UTC](https://forums.unrealengine.com/t/safesave-source-control-traffic-light-git-perforce-released/2682745 "2026-04-02T09:49:41Z")
Hi there, just released this tool here. It addresses a longtime pain point for so many of us. It’s my 1st release on Fab, don’t go hard on it please. :shushing\_face: Thanks. Stop screaming, 'Who locked the map?!' SafeSa… --- ## [Unable to check in with URC](https://forums.unrealengine.com/t/unable-to-check-in-with-urc/2688315)
**Author:** [@arm](https://forums.unrealengine.com/u/arm)\ **Replies:** 4\ **Last updated:** [February 10, 2026, 4:01pm UTC](https://forums.unrealengine.com/t/unable-to-check-in-with-urc/2688315 "2026-02-10T16:01:54Z")
Summary For the past 2-3 weeks i have been unable to check-in my changes. When i attempt to it throws me an error in the output log that says metadata could not be found. As well as an error saying ensure condition faile… --- ## [How to use Blueprint Merge Tool?!](https://forums.unrealengine.com/t/how-to-use-blueprint-merge-tool/346769)
**Author:** [@CBFackh](https://forums.unrealengine.com/u/CBFackh)\ **Replies:** 4\ **Last updated:** [January 19, 2026, 3:38pm UTC](https://forums.unrealengine.com/t/how-to-use-blueprint-merge-tool/346769 "2026-01-19T15:38:03Z")
Hejj, I discovered the Blueprint Merge Tool, which I want to use to merge the conflicts between two Revisions. I am working with Perforce and UE 4.10. Unfortunately I can’t find any documentation about the tool and am v… --- ## [SafeSave: Source Control Traffic Light (Native C++ for Git / Perforce / Plastic)](https://forums.unrealengine.com/t/safesave-source-control-traffic-light-native-c-for-git-perforce-plastic/2683076)
**Author:** [@andgregori](https://forums.unrealengine.com/u/andgregori)\ **Replies:** 0\ **Last updated:** [December 8, 2025, 11:06am UTC](https://forums.unrealengine.com/t/safesave-source-control-traffic-light-native-c-for-git-perforce-plastic/2683076 "2025-12-08T11:06:47Z")
Hi there, I just released this tool as my 1st Fab release. It addresses a longtime pain point for many of us. Check it out if you’re involved in (and struggle with) Source Control. SafeSave: Source Control Traffic Light… --- ## [UE4 Source Control Slow on Linux Editor](https://forums.unrealengine.com/t/ue4-source-control-slow-on-linux-editor/2674715)
**Author:** [@Yoneech](https://forums.unrealengine.com/u/Yoneech)\ **Replies:** 1\ **Last updated:** [November 13, 2025, 7:59pm UTC](https://forums.unrealengine.com/t/ue4-source-control-slow-on-linux-editor/2674715 "2025-11-13T19:59:11Z")
This is a really niche issue but I’m trying to move away from Windows and I’m setting up Unreal Engine 4 on Linux Mint 22.2. We’re using UE4.25 for this project (we have reasons for not upgrading to 4.27 or 5) I’ve got … --- ## [Cannot Sync Project With URC ](https://forums.unrealengine.com/t/cannot-sync-project-with-urc/2674493)
**Author:** [@MrBigbrain](https://forums.unrealengine.com/u/MrBigbrain)\ **Replies:** 1\ **Last updated:** [November 13, 2025, 2:24pm UTC](https://forums.unrealengine.com/t/cannot-sync-project-with-urc/2674493 "2025-11-13T14:24:04Z")
Summary The open button on my old UEFN project, that is not saved locally, is greyed out and tells me to sync it with my source control system. My project uses Unreal Source Control and it clearly isn’t letting me sync i… --- ## [Why is P4 integration not respecting .p4ignore?](https://forums.unrealengine.com/t/why-is-p4-integration-not-respecting-p4ignore/490319)
**Author:** [@Get\_Gooder](https://forums.unrealengine.com/u/Get_Gooder)\ **Replies:** 4\ **Last updated:** [November 5, 2025, 3:59pm UTC](https://forums.unrealengine.com/t/why-is-p4-integration-not-respecting-p4ignore/490319 "2025-11-05T15:59:24Z")
So we just upgraded to 4.27.1 from 4.25.3 and we are having some strange issues with the P4 integration. When attempting to submit files through the editor, we have a ton of files (all of which are fetched via GitDepende… --- ## [URC Conflict Resolution Not Resolving Conflicts with Self](https://forums.unrealengine.com/t/urc-conflict-resolution-not-resolving-conflicts-with-self/2659864)
**Author:** [@tea-hot](https://forums.unrealengine.com/u/tea-hot)\ **Replies:** 2\ **Last updated:** [October 3, 2025, 4:24pm UTC](https://forums.unrealengine.com/t/urc-conflict-resolution-not-resolving-conflicts-with-self/2659864 "2025-10-03T16:24:46Z")
Summary I use two computers, one for UEFN and a different one for UEFN and my digital content creation tools. One of my projects is saying that I can not sync to latest because “Some of your changes conflict with the la… --- ## [Unreal Revision Control 2 lacks parsable output](https://forums.unrealengine.com/t/unreal-revision-control-2-lacks-parsable-output/2603755)
**Author:** [@Lenka](https://forums.unrealengine.com/u/Lenka)\ **Replies:** 5\ **Last updated:** [October 2, 2025, 8:34pm UTC](https://forums.unrealengine.com/t/unreal-revision-control-2-lacks-parsable-output/2603755 "2025-10-02T20:34:56Z")
URC1 supported a -json flag that returned parsable output. Unfortunately, URC2 currently lacks a clear way to achieve similar results, making it harder to integrate with automated tools and scripts. It would be awesome… --- ## [Unreal Revision Control failing to check in](https://forums.unrealengine.com/t/unreal-revision-control-failing-to-check-in/2644217)
**Author:** [@TelesphorosGames](https://forums.unrealengine.com/u/TelesphorosGames)\ **Replies:** 2\ **Last updated:** [August 24, 2025, 5:57pm UTC](https://forums.unrealengine.com/t/unreal-revision-control-failing-to-check-in/2644217 "2025-08-24T17:57:20Z")
Can anyone help me to reset my revision control for a project? I went to check in today and got this message : My project crashed in a weird way earlier and I had an unreal revision control message pop up about ‘fai… --- ## [Git LFS doesn't seem to help](https://forums.unrealengine.com/t/git-lfs-doesnt-seem-to-help/2612257)
**Author:** [@sweeetjd](https://forums.unrealengine.com/u/sweeetjd)\ **Replies:** 2\ **Last updated:** [July 21, 2025, 6:29am UTC](https://forums.unrealengine.com/t/git-lfs-doesnt-seem-to-help/2612257 "2025-07-21T06:29:13Z")
I am not experienced in Git in any way, so forgive my ignorance. I’m trying to upload my project to Azure DevOps via Anchorpoint, but there is a 5gb limit to uploads and my project is 6. I’ve tried installing Git LFS b… --- ## [What attributes for UE we need to include in our license ](https://forums.unrealengine.com/t/what-attributes-for-ue-we-need-to-include-in-our-license/2607077)
**Author:** [@simran\_1212](https://forums.unrealengine.com/u/simran_1212)\ **Replies:** 0\ **Last updated:** [July 16, 2025, 4:48pm UTC](https://forums.unrealengine.com/t/what-attributes-for-ue-we-need-to-include-in-our-license/2607077 "2025-07-16T16:48:55Z")
What attributes we need to include in our license file if we are planning to ship a plugin that we have developed using UE public includes majorly from Engine/Source/Runtime/. Its a source control plugin that we have de… --- ## [Unable to login to Perforce source control](https://forums.unrealengine.com/t/unable-to-login-to-perforce-source-control/393119)
**Author:** [@anonymous\_user\_16c0788a](https://forums.unrealengine.com/u/anonymous_user_16c0788a)\ **Replies:** 6\ **Last updated:** [June 27, 2025, 1:28am UTC](https://forums.unrealengine.com/t/unable-to-login-to-perforce-source-control/393119 "2025-06-27T01:28:48Z")
Hey guys, I recently setup a Perforce server for our team. Everyone except one is able to login to Perforce Source control through the editor. Opening the visual client and opening a connection works, however connecting… --- ## [How to view more than 100 history in SourceControl?](https://forums.unrealengine.com/t/how-to-view-more-than-100-history-in-sourcecontrol/424747)
**Author:** [@rigmania](https://forums.unrealengine.com/u/rigmania)\ **Replies:** 3\ **Last updated:** [June 15, 2025, 9:23pm UTC](https://forums.unrealengine.com/t/how-to-view-more-than-100-history-in-sourcecontrol/424747 "2025-06-15T21:23:37Z")
When I select Content Browser → ‘Context Menu’ at ‘Data Table’ → Data Table Actions → Source Control → History, it always only 100 revisions. I want to read all of revisions. Can I do that by tweak some options? Wha… --- ## [Perforce Ignore File](https://forums.unrealengine.com/t/perforce-ignore-file/405242)
**Author:** [@Cerebros](https://forums.unrealengine.com/u/Cerebros)\ **Replies:** 6\ **Last updated:** [May 23, 2025, 12:31pm UTC](https://forums.unrealengine.com/t/perforce-ignore-file/405242 "2025-05-23T12:31:43Z")
How do you setup the ignore file? Build/ Intermediate/ DerivedDataCache/ FileOpenOrder/ \*.pdb obj/ \*-Debug.\* \*.sln \*.VC.db That’s my .p4ignore.txt file and it is in the root folder of the workspace L:\\UE4Depot along… --- ## [After editing code, what do I need to submit to source control?](https://forums.unrealengine.com/t/after-editing-code-what-do-i-need-to-submit-to-source-control/333140)
**Author:** [@Asher\_S\_Einhorn](https://forums.unrealengine.com/u/Asher_S_Einhorn)\ **Replies:** 5\ **Last updated:** [April 14, 2025, 8:02pm UTC](https://forums.unrealengine.com/t/after-editing-code-what-do-i-need-to-submit-to-source-control/333140 "2025-04-14T20:02:18Z")
I’m guessing I need to submit more to source control than just the edited .cpp and .h files for other people to have my changes - some sort of built file? Unfortunately even with P4 connected in both VS and UE4, my files… --- ## [Compile Fails with "Exited with code 1" (Perforce)](https://forums.unrealengine.com/t/compile-fails-with-exited-with-code-1-perforce/2327556)
**Author:** [@BioFrost.in](https://forums.unrealengine.com/u/BioFrost.in)\ **Replies:** 0\ **Last updated:** [February 11, 2025, 2:51pm UTC](https://forums.unrealengine.com/t/compile-fails-with-exited-with-code-1-perforce/2327556 "2025-02-11T14:51:04Z")
I’m using Unreal Engine with Perforce for version control. When I compile my project in Visual Studio and run it with Ctrl + F5, I get the error exited with 1(0x1) However: The build succeeds without errors. My code c… --- ## [Subversion Source control checking and updating through all starter content on launch](https://forums.unrealengine.com/t/subversion-source-control-checking-and-updating-through-all-starter-content-on-launch/727024)
**Author:** [@StarPlatMin](https://forums.unrealengine.com/u/StarPlatMin)\ **Replies:** 6\ **Last updated:** [February 9, 2025, 5:59pm UTC](https://forums.unrealengine.com/t/subversion-source-control-checking-and-updating-through-all-starter-content-on-launch/727024 "2025-02-09T17:59:27Z")
When launching the editor on a CPP project with source control enabled and connected to a subversion server, the editor iterates through all of the starter content attempting the following: LogSourceControl: Attempting … --- ## [Perforce + Quixel Bridge assets dont sync.](https://forums.unrealengine.com/t/perforce-quixel-bridge-assets-dont-sync/2124520)
**Author:** [@NITR0x777](https://forums.unrealengine.com/u/NITR0x777)\ **Replies:** 1\ **Last updated:** [November 30, 2024, 8:09pm UTC](https://forums.unrealengine.com/t/perforce-quixel-bridge-assets-dont-sync/2124520 "2024-11-30T20:09:45Z")
Hello, im having problem with syncing assets downloaded from Quixel Bridge. Me and my friend working on one project through perforce, so far everything worked well. Untill we tried to import assets from Quixel bridge. On… --- ## [Can I manually commit Shared Collections?](https://forums.unrealengine.com/t/can-i-manually-commit-shared-collections/418481)
**Author:** [@dessertmonkeyjk](https://forums.unrealengine.com/u/dessertmonkeyjk)\ **Replies:** 3\ **Last updated:** [November 28, 2024, 2:09am UTC](https://forums.unrealengine.com/t/can-i-manually-commit-shared-collections/418481 "2024-11-28T02:09:18Z")
I’ve recently decided to start making use of collections on a project with source control enabled and noticed there are three different types. I decided using shared collections would be a good idea as it does what it sa… --- ## [Perforce messed up reference of few materials functions.](https://forums.unrealengine.com/t/perforce-messed-up-reference-of-few-materials-functions/2131091)
**Author:** [@Ibtesam\_Sadiq](https://forums.unrealengine.com/u/Ibtesam_Sadiq)\ **Replies:** 0\ **Last updated:** [November 17, 2024, 3:16pm UTC](https://forums.unrealengine.com/t/perforce-messed-up-reference-of-few-materials-functions/2131091 "2024-11-17T15:16:44Z")
For some reason, I lost the material function references while using Perforce. when I open reference viewer it shows fewer references but I know there are more. I don’t know the exact time when it got messed up. Now It’s… --- ## [files submitted to Perforce are set to have read/write permission](https://forums.unrealengine.com/t/files-submitted-to-perforce-are-set-to-have-read-write-permission/2062020)
**Author:** [@OrbitalZones](https://forums.unrealengine.com/u/OrbitalZones)\ **Replies:** 1\ **Last updated:** [October 15, 2024, 10:47am UTC](https://forums.unrealengine.com/t/files-submitted-to-perforce-are-set-to-have-read-write-permission/2062020 "2024-10-15T10:47:38Z")
I am facing an issue with Perforce, even if only for a single project. The Perforce depots are accessed by a super user, there is only one workspace that contain a bunch of projects. All Perforce permissions are the same… --- ## [Perforce slowing down unreal 5](https://forums.unrealengine.com/t/perforce-slowing-down-unreal-5/560338)
**Author:** [@Digital\_Road\_St](https://forums.unrealengine.com/u/Digital_Road_St)\ **Replies:** 25\ **Last updated:** [September 17, 2024, 2:29am UTC](https://forums.unrealengine.com/t/perforce-slowing-down-unreal-5/560338 "2024-09-17T02:29:29Z")
Hello, We have just set up a local server for our team to use perforce with our projects. Currently, the people who are not on the local network connect to the server through Hamachi. The project setup and everything w… [Next page](https://forums.unrealengine.com/tag/source-control/122.md?match_all_tags=true&page=1&tags%5B%5D=Source-Control)