Help! Website down after installing extension Attachments. - Joomla! Forum - community, help and support

i'm in total panic hope can me quick..i installed extension called 'attachments' installed successfully. couple of seconds later unable on website. error get:

fatal error: class 'attachmentsplugin' not found in c:\domains\watdoejij.org\wwwroot\plugins\attachments\attachments_for_content\attachments_for_content.php on line 25

i installed:

attachments-dutch-nl-nl-language-pack-3.0.1 2.zip
attachments-3.0.2.zip

joomla version: (think) 7.2 (i can't on website or anything). not site, company work for. next steps me do? mean site?

thank much!

ava

hi ava
do have ftp or cpanel login site? if login backend (i.e. ftp) of website, rename folder plugins\attachments plugins\_attachements (i.e. change folder name). allow website.