1 files changed, 4 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
index 785b646d2..bd92f7661 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1884,6 +1884,10 @@ int sqlite3CreateFunc(
     }else{
       sqlite3ExpirePreparedStatements(db, 0);
     }
+  }else if( xSFunc==0 && xFinal==0 ){
+    /* Trying to delete a function that does not exist.  This is a no-op.
+    ** https://sqlite.org/forum/forumpost/726219164b */
+    return SQLITE_OK;
   }
 
   p = sqlite3FindFunction(db, zFunctionName, nArg, (u8)enc, 1);