diff --git a/aider/repomap.py b/aider/repomap.py
index f8d98084f..686634141 100644
--- a/aider/repomap.py
+++ b/aider/repomap.py
@@ -258,7 +258,7 @@ class RepoMap:
         try:
             lexer = guess_lexer_for_filename(fname, code)
         except Exception as ex:  # On Windows, bad ref to time.clock which is deprecated?
-            self.io.tool_error(f"Error lexing {fname}: {ex}")
+            # self.io.tool_error(f"Error lexing {fname}: {ex}")
             return
 
         tokens = list(lexer.get_tokens(code))