3577807 - Error "No authorization to start the UI for transactionS_ER1_70001076"

When trying to access configuration activity "Assign Incompleteness Procedures to Sales Document Types (ID: 106830)", an error is raised: "No authorization to start the UI for transaction S_ER1_70001076".

SAP S/4HANA Cloud Public Edition

1. In the workspace click tab Configuration Activities.
2. Search for the Configuration activity "Assign Incompleteness Procedures to Sales Document Types (ID: 106830)".
3. Click on the link to the entry.
4. The following message is raised: "No authorization to start the UI for transaction S_ER1_70001076".

There are two reasons:

1. Missing Business Catalog SAP_CA_BC_IC_LND_SD0_PC. 
2. The IAM app "Assign Incompleteness Procedures to Sales Document Types" has not been activated.

• For the first cause, configure the Business Catalog SAP_CA_BC_IC_LND_SD0_PC according to KBA 3238660 - CBC- How to find the business catalog to access a SSCUI (Configuration Activity) and avoid authorization errors.
• For the second cause, follow these steps:

1. 1. Go to the "Maintain Business Roles" app.
   2. Find the Business Role "BR_BPC_EXPERT" and enter.
   3. Click the "Edit" button in the upper right corner.
   4. In the "IAM Apps" tab, search for "S_ER1_70001076".
   5. Select the found IAM App "Assign Incompleteness Procedures to Sales Document Types" and click the "Activate" button to activate it.
   6. Click the "Save" button.

KBA 3238660 - CBC- How to find the business catalog to access a SSCUI (Configuration Activity) and avoid authorization errors

SAP S/4HANA Cloud Public Edition, No authorization to start the UI for transaction S_ER1_70001076, Authorization, Error, S_ER1_70001076, Assign incompleteness procedures to sales document types, 106830, Configuration activity, Missing, Business catalog, SAP_CA_BC_IC_LND_SD0_PC, Maintain business roles, Business role, BR_BPC_EXPERT, IAM app, Activation , KBA , SD-SLS-GF-2CL , Basic Functions (Public Cloud) , X4-CBC-SSC , Self Service Configuration , Problem