mod_sasl2_fast: Improve handling when SASL profile unexpectedly lacks CB
This fixes a traceback reported by riau, but likely does not solve the
underlying cause, whatever that is.
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Introduction
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This module is similar in purpouse to mod\_groups, for when you want all
users on the server to be in each others roster.
Details
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Upon login, this module will add all currently logged in users to the
logging in users roster.
Configuration
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Just add it to the modules\_enabled, after that there is no further
configuration.