Thanks for approving my account.
You left a message on my talk page, similar to the one above. The link [pages] led me to a Mediawiki page displaying the error message: Bad title The requested page title contains invalid characters: "|".
Unfortunately, links in Mediawiki can be confusing. Links within the wiki require double brackets and a vertical bar separating the address from the text. However, external links require only single brackets and a space, instead of a vertical bar. The following works, without producing an error: help pages
The welcome message likely comes from a standard template, and I am hoping you can correct it.
Thanks again for approving my account.