Once upon a time, there was a program called ‘Agresso’. It uses the .NET framework. When I started the program and wanted to log in. I got the following error message: DbProviderFactories section can only appear once per config file error. -.-‘ After some research, I discovered it was a bug in the .NET framework. (not surprising me :p). Now,…
This tutorial is writen for mac users, on windows I didn’t have this error. When I tried to do a mvn compile. I got the following error:
Hi, I made a java program where much database queries are processed in MySQL. After some time running, I got an error message:
When I tried to install a module with NPM, I got an error like ‘Error: ENOENT, stat ‘C:\Users\username\AppData\Roaming\npm’. To fix this, create the ‘npm’ directory manually. It worked like a charm for me. Hopefully, it works for you too!
Sometimes, it could be handy to know in which tables a certain column name is specified. To do so, use the query below.
select distinct table_name
where column_name in ('columnA','ColumnB')
and table_schema = 'YourDatabase';
Note: you need to fill in your own column names and table_schema. Enjoy!
I was using Jasperserver in different browser tabs and did many changes. Suddenly, I got an error like ‘Tree load error‘. To fix this, you need to clean your computer with a program like CCleaner. This was the only solution that worked for me. Even restarting the server didn’t help. To download CCleaner, go to https://www.piriform.com/ccleaner. I hope this works…