1 files changed, 11 insertions, 3 deletions
diff --git a/src/client/views/PropertiesView.tsx b/src/client/views/PropertiesView.tsx
index 555320aed..842664402 100644
--- a/src/client/views/PropertiesView.tsx
+++ b/src/client/views/PropertiesView.tsx
@@ -1157,13 +1157,21 @@ export class PropertiesView extends React.Component<PropertiesViewProps> {
      */
     createNewFilterDoc = () => {
         if (this.selectedDoc) {
+            const curFilterDoc = DocCast(this.selectedDoc.currentFilter);
             const currentDocFilters = this.selectedDoc._docFilters;
             const currentDocRangeFilters = this.selectedDoc._docRangeFilters;
             this.selectedDoc._docFilters = new List<string>();
             this.selectedDoc._docRangeFilters = new List<string>();
-            (this.selectedDoc.currentFilter as Doc)._docFiltersList = currentDocFilters;
-            (this.selectedDoc.currentFilter as Doc)._docRangeFiltersList = currentDocRangeFilters;
-            this.selectedDoc.currentFilter = FilterBox.createFilterDoc();
+            if (DocListCast(Doc.UserDoc().savedFilters).includes(curFilterDoc)) {
+                curFilterDoc._docFiltersList = currentDocFilters;
+                curFilterDoc._docRangeFiltersList = currentDocRangeFilters;
+                this.selectedDoc.currentFilter = FilterBox.createFilterDoc();
+            } else {
+                Doc.GetProto(curFilterDoc).data = undefined;
+                Doc.GetProto(curFilterDoc).title = 'Unnamed Filter';
+                curFilterDoc._docFiltersList = undefined;
+                curFilterDoc._docRangeFiltersList = undefined;
+            }
         }
     };