Solution 1:

Restart Sage Services for Sage 100 Contractor 2014 and Sage 100 Contractor SQL (if both are installed).

Close Sage 100 Contractor, Sage 100 Contractor SQL, and any Sage license administration screens.
Click the Windows Start Icon
Select Control Panel
Select Administrative tools
Select Services
Find Sage 100 Contractor Hosting Framework Service.
If it shows as Started Right click on the service […]

Resolution for '2011 SBS Standard issue: 'There is no endpoint listening at net.tcp//[computer name]:48751/LicenseService that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details' available: Yes.

The 2011 SBS Standard issue or error code is a known related to Sage Accounting products. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the 2011 SBS Standard issue yourself by looking for a resolution described in the article. If it is a complex 2011 SBS Standard issue or you are unable to solve the issue, you may contact Sage Repair by clicking here or by using other 2011 SBS Standard support options.

For more information about resolving issues related to 2011 SBS Standard in Sage Accounting or to get support for the issue 'There is no endpoint listening at net.tcp//[computer name]:48751/LicenseService that could accept the message. This is often caused by an incorrect address or SOAP action. See InnerException, if present, for more details', click the link below: