Frequently asked questions
Q.
The product is not purchased. The message is displayed. (ERR 2101)
A.
The product is not purchased. If the
message of the Authentication Failure-PRODUCT is Not Purchased Yet. The message is displayed, the reflection of the purchase data may be delayed.
After downloading the product again, please apply it to the chart. If the situation
does not improve, please restart MT4.
Search in FAQ
Frequently search keywords
related question
If there is no applicable question,
