# Navigation script not executing, ideas? **URL:** \ **Category:** Ignition\ **Tags:** perspective, ignition81\ **Created:** [September 9, 2022, 9:09pm UTC](https://forum.inductiveautomation.com/t/navigation-script-not-executing-ideas/63940 "2022-09-09T21:09:27Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![thecesrom.git](https://avatars.discourse-cdn.com/v4/letter/t/dfb087/32.png) [@thecesrom.git](https://forum.inductiveautomation.com/u/thecesrom.git)\ **Post date:** [September 11, 2022, 12:08am UTC](https://forum.inductiveautomation.com/t/navigation-script-not-executing-ideas/63940/10 "2022-09-11T00:08:00Z")
See here. > [@Importing time module bug](https://forum.inductiveautomation.com/t/importing-time-module-bug/33906): > > I wanted to post this here because I would like to check if anyone else is having this same issue within the community. A couple of days ago a user reported they were getting a “cryptic” error that read “Cannot create PyString with non-byte value”. At first I could not replicate the error on my computer, so after doing some remote assistance I finally found the issue, and it relied on a harmless line of code; an import of the time module. The only way I was able to replicate this behavior on … Not sure if it was fixed in Jython 2.7.2, but why risk it when `java.lang.Thread.sleep()` does what I wanted. --- _[View the full topic](https://forum.inductiveautomation.com/t/navigation-script-not-executing-ideas/63940)._