Problems during content assist

problems during content assist

the 'org eclipse wst.jsdt ui java no type completionproposalcomputer' proposal computer from 

the 'org eclipse wstjsdt. ui' plug-in did not complete normally.the extension has thrown a runtime exception

to avoid this message disable the 'org.eclipse wst jsdt ui plug in or disable the other javascript

proposals category on the content assist preference page

怎麼修復這個錯誤?

how to fix it 

當我們點下連結

when we click the link

會出現這個畫面

will show this picture

接下來，請將other java script proposals 勾勾拿掉

now，please canceled other java script proposals