Symptoms

After sending a request to the API, you receive a response with a status message saying "Invalid Login Info".

Causes

1. Your username and/or password are incorrect.
2. Your XML is not properly formatted.

Resolution

1. Ensure that your username and password are correct for your account.
2. Ensure that your XML is valid by running it through an XML validator. Also be sure to remove any special characters or convert them to their corresponding HTML entities. The following characters must always be passed using their HTML entity equivalents:

   &	&
   <	&lt;
   >	&gt;
   '	&apos;
   "	&quot;