Also,
Some bugs or weird stuff happening in the version 6 update. I did not have this problem in 8 years of WHMCS operation.
1) Unable to mark invoice as Paid,
2) Unable to apply credit
3) Client account Magically shows credit ( Which can cost my business loss)
4)unable to save certian things, multiple tryes required
More comming
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Need help , Billing system is down first time in 8 years
Please help!