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Has anyone encountered this behaviour before ? I have a script task
paulc919
over 9 years ago
Has anyone encountered this behaviour before ?
I have a script task that calls an web service via an expression rule.
We've also added an exception timer event that kicks in 59 seconds after the Script Task node is executed (to prevent automatic retry as the service creates a document).
When the expression rule is called on the input data tab, if the service call fails to respond, the exception timer is not kicking in and instead the node has a red line through it.
When I move the expression rule to the output data tab, the exception timer does kick in and the exception flow is executed accordingly.
Is this expected behaviour ?
The reason why we are using expression rules for our services is to enable a fast failover to our secondary VPN tunnel, so we're moving away from the Call Web Service Smart Service.
Many thanks
Paul
OriginalPostID-162850
OriginalPostID-162850
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Eduardo Fuentes
over 9 years ago
+1
Appian Employee
Per the documentation forum.appian.com/.../Exception_Flows.html: - On an unattended activity, the activity and the exception triggers are started at the same time. It is not possible to determine which…
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paulc919
over 9 years ago
Thanks for this Eduardo - I did catch that piece of info in the docs after I'd posted this - being a newbie Appian developer wasnt quite sure if Activity meant Input or not ... I'll put my thinking cap on
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paulc919
over 9 years ago
Thanks for this Eduardo - I did catch that piece of info in the docs after I'd posted this - being a newbie Appian developer wasnt quite sure if Activity meant Input or not ... I'll put my thinking cap on
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