# Common information

- [Application configuration](/erpp/common-information/application-configuration.md)
- [Configuration file structure](/erpp/common-information/application-configuration/configuration-file-structure.md)
- [Configuration file location](/erpp/common-information/application-configuration/configuration-file-location.md)
- [Configuration file parameters](/erpp/common-information/application-configuration/configuration-file-parameters.md)
- [Section \[Settings\]](/erpp/common-information/application-configuration/configuration-file-parameters/section-settings.md)
- [Section \[Mappings\]](/erpp/common-information/application-configuration/configuration-file-parameters/section-mappings.md)
- [Section \[MappingsC\]](/erpp/common-information/application-configuration/configuration-file-parameters/section-mappingsc.md)
- [Examples of connections to data sources](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources.md)
- [Text file (txt | csv)](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources/text-file-txt-or-csv.md)
- [MS Excel](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources/ms-excel.md)
- [MS Access](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources/ms-access.md)
- [MS SQL](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources/ms-sql.md)
- [Autodesk Vault](/erpp/common-information/application-configuration/examples-of-connections-to-data-sources/autodesk-vault.md)
- [Overview of error messages](/erpp/common-information/overview-of-error-messages.md): This page gives an overview of the error messages and describes the circumstances under which they may occur.