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About the Issues and Bug Reporting (Unreal Engine) category
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0
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33
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January 26, 2026
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CubeGrid’s corner mode and Ctrl+drag shortcuts do not work in 5.8's Viewport
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4
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269
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October 16, 2026
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dissappearing
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0
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6
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October 15, 2026
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WaterAdvanced ShallowWaterRiverComponent: ‘no valid sinks’ warning and river disappears in 5.8.3
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2
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37
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October 15, 2026
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[UE5.8] Widget error: When selecting a text color with the eyedropper
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0
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5
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October 15, 2026
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Unreal Editor UI Rendering Issue: Overlapping Menus and Viewport Toolbar Elements
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0
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5
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October 15, 2026
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le jeu crash au démarrage lancé via steam
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0
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4
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October 15, 2026
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Dynamic Invalidation Warning
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1
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55
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October 15, 2026
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Software grab cursor jumps upper-left when starting right-click scrolling
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0
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6
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October 15, 2026
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Crash when changing scalability settings with Android Material Quality overrides and runtime scalability changes enabled
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1
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27
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October 15, 2026
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Editor crashes when importing Alembic cloth as Geometry Cache (Array index out of bounds: 2147483647 into array of size 2)
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2
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27
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October 15, 2026
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[UE5.8][nDisplay] Stereo offset rendering issue in combination with TAA and TSR
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1
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43
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October 15, 2026
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[Bug] UE 5.8: Uninitialized SScrollPanel::ArrangedSize makes UMG ScrollBox arrange its content with a garbage size (content area renders blank)
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1
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28
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October 15, 2026
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[UE 5.8.3][Build] Every build regenerates its makefile ("Invalidating makefile ... (ispc deleted)") because UBT depends on an ISPC compiler the installed engine does not ship
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0
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17
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October 14, 2026
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[UE 5.8.3][Build] Mac: every Game-target build recompiles everything, because the ApplePostBuildSync step rewrites the build's shared-PCH .rsp files with different include paths
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0
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15
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October 14, 2026
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Launcher 20.3.5: Install Engine and "+" do nothing, 0 entitled apps, EULA never shown
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0
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22
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October 14, 2026
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[UE 5.8.3][Build] macOS 27: every Mac game-target build fails at "Failed to finalize the .app with Xcode" because UBA starts xcodebuild with stdin closed
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0
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9
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October 14, 2026
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Intermittent laptop screen brightness flickering while an Unreal Engine 5.8.3 project is open
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0
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8
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October 14, 2026
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NetworkPrediction truncates fractional simulation steps at 64/128 Hz
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0
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21
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October 14, 2026
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[UE 5.8.3][Editor] With an actor selected, the Details panel labels each component's Custom Primitive Data with every component's material parameters, and warns of overlaps that don't exist
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0
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13
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October 14, 2026
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[5.8.2] bShareMaterialShaderCode: "Missing shader resource for hash" - fatal on Android/Vulkan (global shadermap), all materials break on iOS/Metal. Worked in 5.7.4
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2
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193
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October 13, 2026
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crashed and wont open without crashing
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1
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28
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October 13, 2026
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Launcher 20.3.5: Install Engine and + do nothing, Engine Versions empty, log shows "found 0 entitled apps" (new account)
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1
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27
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October 13, 2026
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[5.8][Mac] "Failed to finalize the .app with Xcode" on Xcode 27: xcodebuild started without stdin (Bad file descriptor in "Touch UBT generated tiles")
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1
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41
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October 13, 2026
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Crashed and wont open without crashing GAIN
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0
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13
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October 13, 2026
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5K2K scaling issue on UE5
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0
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9
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October 13, 2026
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SteamOS Unreal Engine 5.8
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16
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649
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October 13, 2026
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UE5.8 GASP slide issue in Shipping build
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1
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57
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October 13, 2026
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Editor Mouse Sensitivity
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6
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204
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October 13, 2026
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UE 5.8.3 Mac M1 OnMouseButtonDown override returns nothing
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1
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49
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October 13, 2026
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