It may be something wrong with your indicator.
MQL5 Reference → Constants, Enumerations and Structures → Codes of Errors and Warnings → Runtime Errors
ERR_INDICATOR_DATA_NOT_FOUND | 4806 | Requested data not found |

MQL5 Reference - How to use algorithmic/automated trading language for MetaTrader 5
- www.mql5.com
MQL5 Reference - How to use algorithmic/automated trading language for MetaTrader 5
mikeheyns1 :
On my VPS under external column its coming up with
-failed to copy data from indicator, error code 4806
can anybody assist?
Have a look at the topic Using #resource. Probably there is a solution to your question.


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On my VPS under external column its coming up with
-failed to copy data from indicator, error code 4806
can anybody assist?