Solution : https://service.sap.com/sap/support/notes/1448845 (SAP Service marketplace login required)
Key words :
'type' field picklist located inthe task manager advanced search, task manager advanced search, type picklist located, task type 'eam task', symptom sap environmental compliance 3, open advance search->, 0the 'eam task', enable eam task, environmental compliance, task template
Related Notes :
| 1445312 | SAP Environmental Compliance 3.0 SP2 Patch 6 |
| 1139005 | SAP Environmental Compliance 3.0 Central Note |