UART COMM: Illegal use of the EPSRhttps://devzone.nordicsemi.com/f/nordic-q-a/123790/uart-comm-illegal-use-of-the-epsrHello, the time to ask for help has come again... I keep hitting a crash in my BM833 code related to &quot;Illegal use of the EPSR&quot;. Code is fairly simple and supposed to be pretty similar to the peripheral_uart example. This is with nRF Connect SDK v2.9.1en-USTelligent Community 13Wed, 03 Sep 2025 08:00:31 GMTRE: UART COMM: Illegal use of the EPSRhttps://devzone.nordicsemi.com/thread/547576?ContentTypeID=1Wed, 03 Sep 2025 08:00:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cbd42b3a-5b92-4873-896d-c5280d02bfa1Alexf<p>hi,</p> <p>This is a non issue, this ticket can be closed.&nbsp;Fairly stupid mistake on our part, the bm833 was externally reset based on some random&nbsp;condition.</p> <p>Best regards,</p> <p>Alex</p><div style="clear:both;"></div>RE: UART COMM: Illegal use of the EPSRhttps://devzone.nordicsemi.com/thread/546158?ContentTypeID=1Wed, 20 Aug 2025 09:21:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8481225e-f2e8-4172-94e3-04613639001cBenjamin<p>Hi Alex,<br />Could you share the build command?<br />Also, have you increased&nbsp;stack and heap sized to rule out overflow?<br /><br />Best regards,<br />Benjamin</p><div style="clear:both;"></div>