Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by mcyhahaha
, 1 year ago
Invalid hex character: Y
via Stack Overflow by Richard
, 9 months ago
Invalid hex character: h
java.lang.RuntimeException: Invalid hex character: y	at com.notnoop.apns.internal.Utilities.charval(	at com.notnoop.apns.internal.Utilities.decodeHex(	at com.notnoop.apns.internal.AbstractApnsService.push(	at com.notnoop.apns.internal.ApnsServiceImpl.push(	at	at	at$	at java.util.concurrent.Executors$	at	at java.util.concurrent.ThreadPoolExecutor.runWorker(	at java.util.concurrent.ThreadPoolExecutor$	at