Every time i came to build my light i get this problem
Swarm Log :
11:43:15 AM: [Interface:TryOpenConnection] Local connection established
11:43:15 AM: [Job] Accepted Job E9988166-4EEFAA12-3917FEA1-0FE4BA3F
11:43:18 AM: [Job] Launched Job UnrealLightmass_2016-05-03_15-09-07_1372608-64bit.exe
11:43:18 AM: [Job] PID is 2116
11:43:18 AM: [Job] GUID is “E9988166-4EEFAA12-3917FEA1-0FE4BA3F”
11:43:18 AM: [Job] Job has failed! Job executable didn’t exit cleanly. Exit code: -1073741701
11:43:18 AM: [CloseConnection] Closing connection 664CE2BE using handle 664CE2BE
11:43:18 AM: [CloseConnection] Connection confirmed for disconnection 664CE2BE
11:43:18 AM: [CloseConnection] Closing orphaned Job (E9988166-4EEFAA12-3917FEA1-0FE4BA3F)
11:43:18 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:19 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:20 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:20 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:21 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:21 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:22 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:22 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:22 AM: [MaintainConnections] Connection 664CE2BE is DISCONNECTING
11:43:23 AM: [CloseConnection] Connection disconnected 664CE2BE
11:43:23 AM: [GetMessage] Safely returning to 664CE2BE with no message
11:43:23 AM: [MaintainConnections] Local connection has closed (664CE2BE)
11:43:23 AM: [MaintainConnections] Removed connection 664CE2BE
11:43:23 AM: [MaintainConnections] All connections have closed
Even If I Created A Whole New Project Without anything and put some PointLight I Get the same problem