Fatal error: Call to undefined function fetch_language_fields_sql()

[4tdesign]

OOPs just realised I was not reading and put micro support on my 4.1.5 and should not have..

I need to uninstall it any advice.....

ignore below...please

running 4.1.5 suite and i just went to page and got this it came from installing micro support........

I can not login front or back end so can not remove micro support........

Fatal error: Call to undefined function fetch_language_fields_sql() in class_core.php on line ****

I am struggling with this and it is a live customer forum can anybody advise