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(Utilities.java:132)	at com.notnoop.apns.internal.Utilities.decodeHex(Utilities.java:119)	at com.notnoop.apns.internal.AbstractApnsService.push(AbstractApnsService.java:85)	at com.notnoop.apns.internal.ApnsServiceImpl.push(ApnsServiceImpl.java:36)	at com.ibm.pushworks.server.notification.apns.ApplicationConnection.sendNotification(ApplicationConnection.java:141)	at com.ibm.pushworks.server.notification.apns.APNSMediator.sendNotification(APNSMediator.java:106)	at com.ibm.pushworks.server.notification.Mediator$2.run(Mediator.java:89)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:483)	at java.util.concurrent.FutureTask.run(FutureTask.java:274)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1157)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:627)	at java.lang.Thread.run(Thread.java:809)