No trend data source available in ignition 8.1.17

[Braulio_Jose_Alcanta]

Running 8.1.17, I'm having the same issue where i dont need the drv:

histprov:DB:/drv:ignition-ussfa1igntpap01:default:/tag:bb/cl4/line_speed_sp #Bad

histprov:DB:/ignition-ussfa1igntpap01:default:/tag:bb/cl4/line_speed_sp #Good

Once I removed drv: the tags starts displaying in the chart. Otherwise, it would say

[pturmel]

See my comment in that topic you revived:

Ignition Perspective Powerchart tag path is not returning the correct case

By removing drv:, you are causing the qualified path parser to discard ignition-ussfa1igntpap01:default. (Really, causing that string to be considered a qualifier.) Since the :/tag: fragment supplies a tag path, and a tag path is usually sufficient to obtain the parts supplied by :/drv, it is working by chance. If you then edit the pen in the PowerChart, it likely is "fixing" the drv to be syntactically correct. You should inspect that, and compare to the part you are forcing it to ignore. …

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