diff --git a/PROMS/VEPROMS.CSLA.Library/Extension/DocumentExt.cs b/PROMS/VEPROMS.CSLA.Library/Extension/DocumentExt.cs
index f95e73a3..092fbd7c 100644
--- a/PROMS/VEPROMS.CSLA.Library/Extension/DocumentExt.cs
+++ b/PROMS/VEPROMS.CSLA.Library/Extension/DocumentExt.cs
@@ -1389,6 +1389,9 @@ namespace VEPROMS.CSLA.Library
 
 				string accPageKey = lookup.FormatAccPageKey(selText, ref accPageBase, ref accPageExt);
 
+				if (RoPrintCache == null) // B2022-141 if RoPrintCache is null then ititialize it
+					MSWordToPDF.RoPrintCache = new Dictionary<string, ROFSTLookup.rochild>();
+
 				// Check if the Rochild is in the PrintCache (use base accPageID without specific extension)
 				if (!RoPrintCache.ContainsKey(accPageBase))
 				{