I am getting error while parsing XML passing value from codebehind

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SQL

C#6.0

Angular5

I am getting below error while passing & when insert value, that time only getting error.
How to handle & symbol passing value from UI.

XML parsing: line 11, character 16, illegal name character

What I have tried:

I am getting below error while passing & when insert value, that time only getting error.
How to handle & symbol passing value from UI.


I tried & instead of &.  But it's not working.

<pre>XML parsing: line 11, character 16, illegal name character