File download from some web sites over HTTP through Threat Emulation gateway times out

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Technical Level

Symptoms

File download from some web sites over HTTP through Threat Emulation gateway with "Hold and Prevent" policy times out.
"File exceeded size limit" log appears in SmartView Tracker.
Output of "tecli show cloud" command shows that the file remains on hold.
Size of the downloaded file being stuck is:
- smaller than the maximum file size threshold for Anti-Virus blade
- larger than the maximum file size threshold for Threat Emulation blade
The issue persists in both Local Emulation appliance, and Emulation on ThreatCloud.

Cause

DLPU process is not able to process correctly an "error" response generated by TED process.

Solution

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