This KB article is aimed at providing you with packages for older versions of the WHMCS plugin.
When upgrading WHMCS Module from https://marketplace.whmcs.com/product/1246-acronis-cyber-cloud you get this error:
Direct upgrade from the current version 1.0.0-171 to the new version 2.1.1-141 is not supported. Please upgrade the module to the version 1.0.0-177 first.
Upgrade to 2.1.1-141 is supported from the following versions:
- Acronis Cyber Cloud v2: build 2.0.127 or later
- Acronis Backup Cloud Provisioning Module v1: build 1.0.177
Acronis Backup Cloud Provisioning Module v1: build 1.0.177
If you use an older build of 1.0 version, please upgrade to 1.0.177 first.
You can download it here: https://download.acronis.com/ci/whmcs/AcronisModulesForWHMCS-build-177.zip
Acronis Cyber Cloud v2: build 2.0.127 or later
If you use an older build of 2.0 version, please upgrade to 2.0.127 first.
You can download it here: https://download.acronis.com/ci/whmcs/AcronisModulesForWHMCS-2.0.0-127.zip
This information is also available in the Changelog of the module: https://marketplace.whmcs.com/product/1246-acronis-cyber-cloud#changelog