diff --git a/PROMS/VEPROMS User Interface/dlgApproveProcedure.cs b/PROMS/VEPROMS User Interface/dlgApproveProcedure.cs
index b7c026f7..62e9edbc 100644
--- a/PROMS/VEPROMS User Interface/dlgApproveProcedure.cs	
+++ b/PROMS/VEPROMS User Interface/dlgApproveProcedure.cs	
@@ -1215,7 +1215,10 @@ namespace VEPROMS
 				else
 				{
 					revision = Revision.GetByItemIDAndRevisionNumber(pi.ItemID, ap.RevNumber);
-					if (revision == null)   // no revision yet, need to set the StartDate.  If there is a revision, it uses the revision date as the startdate
+					// B2021-101: don't ask about replace of existing revision if there is no revision version.  For an approval,
+					//	the revision is created first & then connected to the version.  If the approval was canceled or something else
+					//	went wrong, the revision could be created but not the version.  Added the count check below.
+					if (revision == null || revision.RevisionVersionCount==0)   // no revision yet, need to set the StartDate.  If there is a revision, it uses the revision date as the startdate
 					{
 						RevisionConfig cfg = new RevisionConfig();
 						cfg.History_StartDate = pi.DTS;		// todo: this should probably be myDTS, found during fix of B2019-051.