Please check in Edge browser . I copied from multiple cells & pasted in multiple cells in the example grid given in your link. Some other data got pasted , not the data copied .This is happening in Edge browser in your example link.
Kindly check before reverting back.
Which version of JQXGrid are you using in the given example ?
1. Cellvalue changing does not get triggered on copy paste
2.what if the user is pasting multiple rows together, for one column data mismatch… I will cancel the entire paste event?