diff --git a/components/tvplanit/source/vpjsonds.pas b/components/tvplanit/source/vpjsonds.pas
index 76c898c28..2b08a5533 100644
--- a/components/tvplanit/source/vpjsonds.pas
+++ b/components/tvplanit/source/vpjsonds.pas
@@ -477,9 +477,12 @@ var
   res: TVpResource;
   i, j: Integer;
 begin
-  if FFileName = '' then
+  if (FFileName = '') then
     raise Exception.Create(RSNoFilenameSpecified);
 
+  if not FileExists(FFileName) then
+    exit;
+
   stream := TFileStream.Create(FFilename, fmOpenRead + fmShareDenyWrite);
   try
     Resources.ClearResources;