Any additional concerns to keep in mind when upgrading from 10.2 specifically to 12.2?

[ChadThomsonPSC]

"Any additional concerns to keep in mind when upgrading from 10.2 specifically to 12.2?"

[ChadThomsonPSC]

This is a big jump.
Your application code should 'work', but be sure and evaluate it closely.

• Review any OOP and procedures for version-specific improvements.
• Adopt webhandler and classes for Rest entities
• Use of JSON object.

You might want to review the PAS for OpenEdge Migration guides available in the Progress Information Hub.