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The error is being thrown by the Bundle Installation script because it is trying to set an Inactive Subsidiary on the custrecord_sta_flowap_cross_sub_vend field. To resolve this please do the following:
Setup > Company > Subsidiaries
Identify the Internal ID and Name of the Subsidiaries that are set to Inactive
FlowAP > FlowAP Configuration > Staria FlowAP Subsidiary Setup
Edit the Records identified in #2View and add the following Field:
Subsidiary: InactiveSave
Identify the Inactive sub from the list
Edit the Inflow Preference
Set Inactive = T then Save
Setup > Company > General Preferences > Custom Preferences
INFLOW: LIST OF SUBSIDIARY IDS TO USE APPROVALS (DEPRECATED) > remove the Internal ID of the inactive Subsidiary then Save
Perform the Bundle Update again
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