Auto error message from WorldServer when importing Return package from Studio 2019.

Completed Save step of task 1 in time [00:00:00] on engine [ecl-us1-ws008:clone#272881338:engine#4] with result Error. Execution output: Error while executing automatic action: com.idiominc.wssdk.WSRuntimeException com.idiominc.ws.WSRuntimeException (covers com.idiominc.ws.ais.AISException (covers com.idiominc.wssdk.asset.WSAssetSegmentationException: (File Writing): The 'cf' start tag on line 11 position 45 does not match the end tag of 'commentrange'. Line 17, position 68. The 'cf' start tag on line 11 position 45 does not match the end tag of 'commentrange'. Line 17, position 68. )) What exactly does this error mean? End tag missing on segment 11? Can this error be fixed using WorldServer Workbench?