Exception at Decision table used in offer flow - Pega Marketing 7.2.2
We are referencing a decision table within the decision shape component in Pega Marketing offer flow. While running a campaign, some offers are failing at the decision shape and the reason stated is - Exception while processing decision rule : <Decision Table Name>.
If there are 10000 offers about 15% of them fail with this reason.
What could be the possible reasons. All the column properties used in the decision table are correct and so are the values. If it fails the decision table, it should reach a Resolved-Invalid state and not Resolved-Failed state.