ZigZag Indicator Cannot Be Loaded During Automatic Validation

Taihei Kono 2026.05.25 01:09

Hello,

When I try to update one of my Expert Advisors, the automatic validation fails because the iCustom function cannot load the indicator.

error:cannot load custom indicator 'Examples\ZigZag' (USDJPY) [4802]

Previously, there were no issues, but this problem started occurring after yesterday's update.

Is there any recommended solution or workaround for this issue?

Ryan L Johnson 2026.05.25 01:22 #1

Taihei Kono:

Hello,

When I try to update one of my Expert Advisors, the automatic validation fails because the iCustom function cannot load the indicator.

error:cannot load custom indicator 'Examples\ZigZag' (USDJPY) [4802]

Previously, there were no issues, but this problem started occurring after yesterday's update.

Is there any recommended solution or workaround for this issue?

Yes. EA's listed in the Market cannot call such external files. Incorporate the indicator as a #resource in the EA.

For operation, MQL programs may require one or more custom indicators. All of these can be included as resources in the ex5 executable, making it...

Taihei Kono 2026.05.25 01:53 #2

Ryan L Johnson #:
Yes. EA's listed in the Market cannot call such external files. Incorporate the indicator as a #resource in the EA.

The issue was resolved by adding the indicator as a resource.

Thank you.

Ryan L Johnson 2026.05.25 01:55 #3

Taihei Kono #:

The issue was resolved by adding the indicator as a resource.

Thank you.

You're most welcome.

And wow, that was quick. Well done.