Preview Issues After Scribe Online Site/Agent Upgrades
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Article ID: KB0078662
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Updated On:
Products
Versions
TIBCO Cloud Integration - Connect ( Scribe )
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Description
After a TIBCO Scribe® Online site/Agent update, you may get the following error when doing some operations immediately after the upgrade (e.g., Source Preview).
"Invoke operation 'PreviewQuery' failed. String reference not set to an instance of a String. Parameter name: s"
Issue/Introduction
Resolving problems previewing data after a Scribe Online upgrade or Agent upgrade.
Resolution
This is because your TIBCO Scribe® Online browser session was running while the site/Agent upgrade was taking place. To workaround this issue, just refresh and reload your browser session and do the same operation again.
It is recommended that when a TIBCO Scribe® Online site/Agent upgrade is announced, you close all your browser sessions to mitigate these types of issues.