[DAFFODIL-2431] CSV data causes abort

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.0
• Fix Version/s: 3.1.0
• Component/s: Back End, Unparsing
• Assignee: Steve Lawrence
• Reporter: Mike Beckerle
• Created: 09/Nov/20 17:58
• Updated: 14/Dec/20 19:28
• Resolved: 20/Nov/20 14:59

Description

User reported getting this backtrace. Notice first line is a fragment message. So something is clearly wrong here. Files to reproduce are attached. This is related to unparser suspensions somehow.

```

Exception in thread "Thread-1" org.apache.daffodil.exceptions.Abort: Invariant broken. Single suspended expression making

org.apache.daffodil.exceptions.Assert$.abort(Assert.scala:120)

org.apache.daffodil.exceptions.Assert$.invariantFailed(Assert.scala:166)

org.apache.daffodil.processors.unparsers.UStateMain.evalSuspensions(UState.scala:647)

org.apache.daffodil.processors.DataProcessor.unparse(DataProcessor.scala:538)

at org.apache.daffodil.exceptions.Assert$.abort(Assert.scala:120)

at org.apache.daffodil.exceptions.Assert$.invariantFailed(Assert.scala:166)

at org.apache.daffodil.processors.unparsers.UStateMain.evalSuspensions(UState.scala:647)

at org.apache.daffodil.processors.DataProcessor.unparse(DataProcessor.scala:538)

at org.apache.daffodil.processors.DataProcessor.unparse(DataProcessor.scala:511)

at org.apache.daffodil.japi.DataProcessor.unparse(Daffodil.scala:730)

at mil.af.rl.filter.dfdl.impl.DFDLConverterImpl.translateFromXML(DFDLConverterImpl.java:130)

at mil.af.rl.filter.dfdl.TranslateFromXMLFilter.getDFDLResult(TranslateFromXMLFilter.java:47)

at mil.af.rl.filter.dfdl.DFDLFilterBase.filter(DFDLFilterBase.java:108)

```