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Flask debug mode causes the mystical "HandleQueuedBulkIn transfer in failed. Not found: USB transfer error 5" #63

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tracetechnical opened this issue Oct 5, 2021 · 1 comment
Open

Flask debug mode causes the mystical "HandleQueuedBulkIn transfer in failed. Not found: USB transfer error 5" #63

tracetechnical opened this issue Oct 5, 2021 · 1 comment

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@tracetechnical
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Flask debug mode causes the app to initialise twice, opening another "handle" to the edge TPU.

Turning debug mode off fixes this.

Ref: https://stackoverflow.com/questions/9449101/how-to-stop-flask-from-initialising-twice-in-debug-mode#:~:text=When%20building%20a%20Flask%20service,Flask%20service%20only%20initialises%20once.
@robmarkcole
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Thanks for the alert!

sstratoti added a commit to sstratoti/coral-pi-rest-server that referenced this issue Oct 27, 2022
@sstratoti
Turning off Debug mode per robmarkcole#63
3d343ab
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@robmarkcole @tracetechnical