wait for the maintenance on the PSN to be over then log on again. You can still use your internet to see Playstation Support to learn about maintenance events
To fix errors of that sort on Playstation 3, you need to contact the support staff at sony and they can help you to fix the error or to find a work around to it.
You don't.
When you get an SBI code error GW00458 it means that something went wrong with your software. You can fix this by clearing your cache and trying again.
The network is down and the related question has all available information
Depending on what "error" you are referring to it will probably require court action and you must be armed with proof that supports your version of what information needs to be changed.
autoIt error how can i fix this problem
How to Fix file integrity violated Error
How to fix the error on FMC
How do you fix error code 489 on my android phone
How do I fix error code 1712 for Mac?
Can you tell me how to fix error Out of memory at line 23?
it can be different from error to error
depends what the error is
How can I fix Error code 80040154?
ECC can detect the error but cannot correct it.
That will depend on what the error is. You can click on it and it will give you a suggestion. You can take it. You could fix it yourself if you know what the error is.
To fix dll error, you need to download a copy of dll file to replace the old or missing one. But it is not always the case, sometimes it is complicated and inconvenient to fix dll error manually.