Commit e39f717f authored by Martin Schorb's avatar Martin Schorb
Browse files

fix empty stacklist

parent 504bd7f8
......@@ -24,7 +24,10 @@ from app import app
def stacktoparams(stack_sel,allstacks):
if not dash.callback_context.triggered:
raise PreventUpdate
if allstacks in (None,'',[])
raise PreventUpdate
if not(stack_sel=='-' ):
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