Crack on socket pin of RAM DDR4

Dear Team,

I have one problem need your help.

My laptop is Dell precision 5520, one socket of RAM have carck at the pin No.145. This pin is weak and not good in touch to RAM pin .Laptop usually stop working when has shock.

(Pin No.145: Bank address inputs: Define the bank (with a bank group) to which an ACTIVATE, READ, WRITE, or PRECHARGE command is being applied. Also determine which mode register is to be accessed during a MODE REGISTER SET command)

Please have look attached photo and help me how to fix this issue. I want to hear your advice on this matter.

Here is the link of this RAM datasheet:

https://www.micron.com/-/media/client/gl...

Thanks a lot!