Please note: This article applies to Group Calendar in MS Dynamics CRM 2011, 2013, 2015 and 2015/2016+++++++++++++++++++++++++++++++++++++++
++++++++++++++++++++++++++++++++++++++++++++++++++ Please note:This article applies to ActivityTools inMicrosoft Dynamics CRM 2011 and CRM 2013
(Click here for information on how to enable debugging in ActivityTools in higher CRM versions)
Please note:This article applies to TelephoneIntegration for MS CRM 2011, 2013 and 2015, as well as to CRM 2015/2016.
Basically there are two ways to activate debugging:
Solution 1: Activating debugging via the TI-Setup
Solution 2: Activating debugging on your Client via the Registry