Proxy Error after update from 1.5.0pX to 1.6.0pX

Troubleshooting
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7

Hi,

Tried a lot of things. We could update from 1.5.0p4 to 1.5.0p24 without problem. The problem appears when we went from 1.5.0pX to 1.6.0pX. many weeks ago we did it from 1.5.0p24 to 1.6.0p1, but same error.

Thanks,