Calls are not dialing on Dialer  

1. Check if tenant is active.
2. Check if campaign is active.
3. Check the campaign start date and end date.
4. Check the campaign start time and end time. 
5. Check the campaign settings for dial prefix, call server
6. Check the campaign has contacts and are in 'NOT CALLED' status. 
7. Check the campaign has contacts and are in 'NOT CALLED' status and are not CALLBACK with 'next call time' in the future.
8. Check if agents are assigned to the Queue set for the Campaign in TxSamrtQConsole.
9. Check the Queue settings like queue length, dial pacing under TxSmartQConsole > Queues.
10. Check the Queue Status, Open and Close timings under TxSmartQConsole > Queues.
11. Check the loaded entries in '202_PROGDIALQUEUE’,‘203_PREDDIALQUEUE’ or '201_AUTODIALQUEUE' Orb tables.
12. Check the dial strings are correct in the orb tables.(Like the dnis,prefix,phone field etc are substituted.)
13. Delete invalid entries in orb tables carefully.
14. Check if Media Gateway is correctly configured by making a manual call or by checking the gateway configuration.
15. Check the Advanced Dialplan Routing in TxSmartQConsole, in case of pre-connect campaign.
16. Check whether the queue and tenant status are active under TxSmartq.
17. Check if the licenses are valid for the components in the License table.
18. Check TxSmartQConsole > Component Monitor.
19. Login to the Telephony servers and check the service status of all required components.
20. Check the service mysql status
21. Check all the component logs.
22. Escalate the issue to next level.