Description

Lighting is unbuilt in all levels in Content Examples. Multiple warnings appear in the log "Discarding cached lighting data which will cause lighting to be unbuilt"

LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-2_12
Current: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000 Cached: 300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|3.428571,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-1_11
Current: 300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|3.428571,1.000000,1.000000 Cached: 300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-7_10
Current: 6600.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000 Cached: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|-1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-6_9
Current: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|-1.000000,1.000000,1.000000 Cached: 6300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-5_8
Current: 6300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000 Cached: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-4_7
Current: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000 Cached: 6300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-3_13
Current: 6300.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000 Cached: 0.000000,0.000000,128.000000|0.000000,0.000000,0.000000|1.000000,1.000000,1.000000
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoDisplay_600.NODE_AddStaticMeshComponent-1_15
Current: 2670.000000,-1470.625000,152.343750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500 Cached: 2670.000000,-1510.000000,146.093750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoDisplay2.NODE_AddStaticMeshComponent-1_17
Current: 2940.000000,-1470.625000,152.343750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500 Cached: 2940.000000,-1510.000000,146.093750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoDisplay3.NODE_AddStaticMeshComponent-1_19
Current: 3790.000000,-1470.625000,152.343750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500 Cached: 3790.000000,-1510.000000,146.093750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoDisplay4.NODE_AddStaticMeshComponent-1_21
Current: 4670.000000,-1470.625000,152.343750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500 Cached: 4670.000000,-1510.000000,146.093750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500
LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
/Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoDisplay5.NODE_AddStaticMeshComponent-1_23
Current: 4930.000000,-1470.625000,152.343750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500 Cached: 4930.000000,-1510.000000,146.093750|0.000000,0.000000,0.000000|0.312500,0.312500,0.312500
Steps to Reproduce
  1. Open Content Examples project in //UE4/Release-4.14 @ 3176107
    RESULT: Multiple warnings in the log. Lighting is unbuilt in all levels on content examples.
    LogStaticMesh:Warning: Cached component instance data transform did not match!  Discarding cached lighting data which will cause lighting to be unbuilt.
    /Game/Maps/ExampleProjectWelcome.ExampleProjectWelcome:PersistentLevel.BP_DemoRoom_2080.NODE_AddStaticMeshComponent-2_12

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Fixed
ComponentDocs - Samples
Affects Versions4.14
Target Fix4.14
Fix Commit3186074
CreatedOct 27, 2016
ResolvedNov 4, 2016
UpdatedMay 2, 2018