# Error ${WMSPIDFILE}: ambiguous redirect

**URL:** <https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823>\
**Category:** Wowza Streaming Engine\
**Created:** [March 17, 2020, 11:07pm UTC](https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823 "2020-03-17T23:07:36Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Lucas\_Valentim](https://avatars.discourse-cdn.com/v4/letter/l/59ef9b/32.png) [@Lucas\_Valentim](https://community.wowza.com/u/Lucas_Valentim)\
**Post date:** [March 17, 2020, 11:07pm UTC](https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823/1 "2020-03-17T23:07:36Z")

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I notice this message when I see status of the service (service WowzaStreamingEngine status)

/usr/local/WowzaStreamingEngine/bin/wms.sh: line 41: ${WMSPIDFILE}: ambiguous redirect

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**Author:** ![Lucas\_Valentim](https://avatars.discourse-cdn.com/v4/letter/l/59ef9b/32.png) [@Lucas\_Valentim](https://community.wowza.com/u/Lucas_Valentim)\
**Post date:** [March 18, 2020, 3:51pm UTC](https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823/2 "2020-03-18T15:51:23Z")

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Appearly works fine, but I notice sometimes the Wowza crash and I need kill process and restart the Wowza, but I’m not sure if because this message issue.

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**Author:** ![Rose\_Power-Wowza\_Com](https://sea2.discourse-cdn.com/flex002/user_avatar/community.wowza.com/rose_power-wowza_com/32/431_2.png) [@Rose\_Power-Wowza\_Com](https://community.wowza.com/u/Rose_Power-Wowza_Com)\
**Post date:** [March 18, 2020, 3:33pm UTC](https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823/3 "2020-03-18T15:33:01Z")

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It appears because of the need for it to work with older upstart services as well as **systemd**. Eventually we will be able to move to a single systemd way of doing this. Is it affecting your system in any way after startup?

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**Author:** ![Rose\_Power-Wowza\_Com](https://sea2.discourse-cdn.com/flex002/user_avatar/community.wowza.com/rose_power-wowza_com/32/431_2.png) [@Rose\_Power-Wowza\_Com](https://community.wowza.com/u/Rose_Power-Wowza_Com)\
**Post date:** [March 18, 2020, 5:54pm UTC](https://community.wowza.com/t/error-wmspidfile-ambiguous-redirect/54823/4 "2020-03-18T17:54:59Z")

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Yes I can understand the concern there. We can runs some tests to find the true cause in a support ticket. The only way for us to have full access to your config files and logs.

[https://www.wowza.com/support/open-ticket](https://www.wowza.com/support/open-ticket)