diff --git a/main.py b/main.py
index 54738fc..484de30 100644
--- a/main.py
+++ b/main.py
@@ -525,6 +525,8 @@ async def fast_get_pipe_schema(network: str) -> dict[str, dict[str, Any]]:
 
 @app.post("/addpipe/")
 async def fastapi_add_pipe(network: str, pipe: str, node1: str, node2: str, length: float = 0, diameter: float = 0, roughness: float = 0, minor_loss: float = 0, status: str = PIPE_STATUS_OPEN) -> ChangeSet:
+    print('add pipe add pipe')
+
     ps = { 'id' : pipe,
            'node1' : node1,
            'node2' : node2,