Synopsis:
Error On Printing Sales Receipt In POS

Solution:
The solution is by installing the HTTP Activation feature under the .Net Framework 4.5 Advance Services on Windows feature.
Additional information: For Windows 8, please make sure that the .Net 4.5 WCF services features and HTTP Activation feature are properly installed
You may Go to Control Panel > Programs and Features > Turn Windows features on or off
Applicable Product:
Connected Business 13 Versions
