I’d be glad to help. Run the Verify and Rebuild Data to identify if your company file is damaged. Also, please check if this happens with a sample company file (File > Close company > Open a sample File).
Resolution for 'Close company issue: 'transmit memo grayed out in online payment check quickbooks pro 2014.' available: Yes.
The Close company issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. 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 Close company issue yourself by looking for a resolution described in the article. If it is a complex Close company issue or you are unable to solve the issue, you may contact us by clicking here or by using other Close company support options.
For more information about resolving issues related to Close company in Quickbooks/QBO or to get support for the issue 'transmit memo grayed out in online payment check quickbooks pro 2014.', click the link below: