Error when displaying a merged CR containing a deletion

Caused by: org.apache.velocity.exception.MethodInvocationException: Invocation of method 'getMergeDocumentResult' in  class org.xwiki.contrib.changerequest.script.ChangeRequestScriptService threw exception org.xwiki.contrib.changerequest.ChangeRequestException: The previous version of the document has been removed, comparison is not possible. at xwiki:ChangeRequest.Code.ChangeRequestSheet[line 186, column 59]
 at org.apache.velocity.runtime.parser.node.ASTMethod.handleInvocationException(ASTMethod.java:308)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:235)
 at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368)
 at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:704)
 at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:75)
 at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:242)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.directive.Foreach.renderBlock(Foreach.java:309)
 at org.apache.velocity.runtime.directive.Foreach.render(Foreach.java:279)
 at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304)
 at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147)
 at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:171)
 at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439)
 at org.apache.velocity.Template.merge(Template.java:358)
 at org.apache.velocity.Template.merge(Template.java:262)
 at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280)
 ... 212 more
Caused by: org.xwiki.contrib.changerequest.ChangeRequestException: The previous version of the document has been removed, comparison is not possible.
 at org.xwiki.contrib.changerequest.internal.storage.DefaultFileChangeStorageManager.getPreviousDocumentFromFileChange(DefaultFileChangeStorageManager.java:482)
 at org.xwiki.contrib.changerequest.internal.DefaultChangeRequestManager.getMergeDocumentResult(DefaultChangeRequestManager.java:335)
 at org.xwiki.contrib.changerequest.script.ChangeRequestScriptService.getMergeDocumentResult(ChangeRequestScriptService.java:365)
 at jdk.internal.reflect.GeneratedMethodAccessor855.invoke(Unknown Source)
 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.base/java.lang.reflect.Method.invoke(Method.java:566)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571)
 at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554)
 at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221)