error

 
good afternoon. I am trying to add gold scpalper pro and it is giving this error message  2023.09.22 12:40:36.045 GOLDScalperPRO_v1.6 - Copy - Copy XAUUSD,M15: Alert: Account number is not activated or activated improperly!
what do I do to fix this?
 

Is it Market product?
If yes so look at this summary post:

Where can I see my purchases? post

How to Start with Metatrader 5 - Moving Average of O oscillator (OsMA) - Indicator for MetaTrader 5.
How to Start with Metatrader 5 - Moving Average of O oscillator (OsMA) - Indicator for MetaTrader 5.
  • 2016.06.10
  • www.mql5.com
Moving average of oscillator(osma) sergey golubev , 2016. Growing candlesticks are colored in light colors, falling are colored in the dark colors. Osma divergence - indicator for metatrader 4. The osma oscillator shows the difference between values of macd and its signal line
 

If it is the signal so use the following instruction about HowTo:

How to Subscribe to MT4/MT5 Signal - the instructions
https://www.mql5.com/en/forum/189731
  (MT4)
https://www.mql5.com/en/forum/336422
  (MT5)

How to Subscribe to a MT4 Signal (new instructions, after 1065 version upgrade) - How to subscribe to a MΤ4 signal on MT4 platform
How to Subscribe to a MT4 Signal (new instructions, after 1065 version upgrade) - How to subscribe to a MΤ4 signal on MT4 platform
  • 2017.04.10
  • www.mql5.com
In the   deviation/slippage   field, select an option and click   ok   in the   options   window to close it. Go to the   search area   of your mt4 platform, on the upper right corner (where the magnifying glass is), type in the name of the signal you want to subscribe and click   enter