# Engine already exists while merging projects. Merging of modules is not supported

**URL:** <https://community.bloomreach.com/t/engine-already-exists-while-merging-projects-merging-of-modules-is-not-supported/3991>\
**Category:** Uncategorized\
**Created:** [June 16, 2023, 9:03am UTC](https://community.bloomreach.com/t/engine-already-exists-while-merging-projects-merging-of-modules-is-not-supported/3991 "2023-06-16T09:03:48Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![B\_A](https://yyz1.discourse-cdn.com/flex027/user_avatar/community.bloomreach.com/b_a/32/1693_2.png) [@B\_A](https://community.bloomreach.com/u/B_A)\
**Post date:** [June 16, 2023, 9:03am UTC](https://community.bloomreach.com/t/engine-already-exists-while-merging-projects-merging-of-modules-is-not-supported/3991/1 "2023-06-16T09:03:48Z")

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Good afternoon. After adding the parameters, such an error occurs and the container does not start

16.06.2023 14:57:44 ERROR localhost-startStop-1 [RepositoryServlet.init:224] Error while setting up JCR repository:

Fri, Jun 16 2023 2:57:44 pmjavax.jcr.RepositoryException: unchecked exception: java.lang.IllegalStateException: Module hippo-cms/hippo-repository/hippo-repository-engine already exists while merging projects. Merging of modules is not supported.

Fri, Jun 16 2023 2:57:44 pm at org.hippoecm.repository.HippoRepositoryFactory.getHippoRepository(HippoRepositoryFactory.java:161) ~[hippo-repository-connector-5.6.8.jar:5.6.8]

Fri, Jun 16 2023 2:57:44 pm at org.hippoecm.repository.RepositoryServlet.init(RepositoryServlet.java:184) [hippo-repository-servlets-5.6.8.jar:5.6.8]

Fri, Jun 16 2023 2:57:44 pm at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1144) [catalina.jar:8.5.28]

Fri, Jun 16 2023 2:57:44 pm at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091) [catalina.jar:8.5.28]

Fri, Jun 16 2023 2:57:44 pm at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:983) [catalina.jar:8.5.28]

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**Author:** ![Pselvam](https://yyz1.discourse-cdn.com/flex027/user_avatar/community.bloomreach.com/pselvam/32/1888_2.png) [@Pselvam](https://community.bloomreach.com/u/Pselvam)\
**Post date:** [January 9, 2025, 11:56am UTC](https://community.bloomreach.com/t/engine-already-exists-while-merging-projects-merging-of-modules-is-not-supported/3991/2 "2025-01-09T11:56:01Z")

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Hi @B_A ,

Can you please let us know if this issue still persists?

Regards,  
Bloomreach Team.