Hi James,
It sounds like you are hitting this bug;
CSCsv37730 Bug Details
Cisco 1760 Gateway: supported VICs differ between 4.x and later.
Symptom:
Errors in DMA process related to Cisco 1760 gateway, reported similar to the following:
MGCPSlotConfig 2008-10-24 21:33:46
Row: 20 SQL error: -746(4202)
Warning message (Business Rule Violation): This VIC card is not
allowed for this gateway, under specified slot position and
SlotModule
Conditions:
Upgrade from Windows version when a Cisco 1760 Gateway exists and is configured with one or more modules that are not available in 5.x or later versions.
Workaround:
None
Further Problem Description:
There is a problem with the configuration files used in Cisco Unified Communications Manager versions for the Cisco 1760. Some entries only appear as valid in version 4.x. Updated configuration files are needed to continue with the upgrade process. Status
Fixed
Severity
3 - moderate
Last Modified
In Last 7 Days
Product
Cisco Unified Communications Manager (CallManager)
Technology
1st Found-In
5.1(4)
6.1(2)
7.0(1)
Fixed-In
7.0(1.39000.46)
7.1(1.39000.8)
6.1(3.9901.1)
6.1(3.1106.1)
7.0(2.10000.18)
6.1(3.3190.1)
6.1(3.9999.1)
7.1(2.10000.16)
6.1(4.1000.10)
Hope this helps!
Rob