As simple as this tip seems, it took me like 30 minutes to figure out how to fix my problem…if you use the & sign in a custom SharePoint page you will get an XSL transform error.
A quick overview… skip to the next section if you under querystrings.
Querystrings are a great/easy method for transferring information from one web page to another. You can transfer more than one “variable” of information by breaking up the querystring statement using the & sign. Here is an example:
Two querystring variables would be separated by an & sign:
Who would’ve thought – maybe just me – instead of using the & sign in the href statement, you must use “&”. So, a two variable querystring would look like: