Symptoms
Errors attempting to open InfoPath forms
Diagnoses
Issues migrating SharePoint 2010 environment to 2013 with K2. Issues opening InfoPath with the thin client.
ULS log Erros:
Internal web service routing is NOT enabled
InfoPath Forms Services
Watson bucket parameters: SharePoint Server 2013, ULSException14, "infopath forms services".
Resolution
The issue was resolved by enabling the two proxy check boxes for Infopath Services In Central Admin.
1) Configure InfoPath Forms Services
2) Web Service Proxy