When you have such questions, please send a real executable script and not just 3 lines from which it is difficult to guess your environment.
In your case, it looks like you are creating 5 TPaveLabels stacked on top of each other.
well I think this is the problem … but how did I resolve it?
I need to delete the pave before put the next one?
I was trying to do that but … I’m not very well succeded …
In attachment I put the file that I want to change the pave label depending on the event number …