Update services/pipeline_executor.py

services/pipeline_executor.py

@@ -149,12 +149,20 @@ Then you can take another Action or provide your Final Answer.
 CRITICAL RULES:
 - Write "Action:" followed by the tool name
 - Write "Action Input:" followed by valid JSON on the SAME line or next line
+- ALWAYS include "file_path" parameter in your Action Input
+- The file_path is: {file_path}
 - For page parameters: start_page must be >= 1, end_page must be >= 1
 - To process ALL pages, use end_page: 999 (NOT -1!)
 - After seeing Observation, you can take another Action
 - When done, write "Final Answer:" followed by summary
 
-File path: {file_path}
+EXAMPLE of correct tool call:
+Action: extract_text
+Action Input: {{"file_path": "{file_path}", "start_page": 1, "end_page": 5}}
+
+IMPORTANT: Every tool call MUST include the file_path parameter!
+
+File to process: {file_path}
 Pipeline components to execute:
 {json.dumps(pipeline.get('components', []), indent=2)}