### Symptom

Within SAP Process Integration (PI), you try to start the Enterprise Services Repository (ESR) or the Integration Directory (ID) tool, but you receive an error similar to the following one:

The Details shows this additional information:

*Unsigned application requesting unrestricted access to system**The following resource is signed with a weak signature algorithm MD5withRSA and is treated as unsigned: http://<host>:<port>/dir/directory/aii_ibdir_client.jar *

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### Environment

- PI Release Independent
- SAP NetWeaver
- SAP Process Integration

### Product

### Keywords

Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.40, PI 7.40, PO 7.40, Process Orchestration 7.50, PI 7.50, PO 7.50, NetWeaver, XI, AEX, unable to launch the application, repository, directory, signature, jar, jnlp , KBA , BC-XI-IBD , Integration Builder - Design , BC-XI-IBC , Integration Builder - Configuration , Problem

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