How to resolve MAVEN project cyclic exception. can any one help me to resolve this

Question

[ERROR] The projects in the reactor contain a cyclic reference: Edge between 'Vertex{label='com.travel:travel.ui.apps:0.0.1-SNAPSHOT'}' and 'Vertex{label='com.travel:travel.core:0.0.1-SNAPSHOT'}' introduces to cycle in the graph com.travel:travel.core:0.0.1-SNAPSHOT --> com.travel:travel.all:0.0.1-SNAPSHOT --> com.travel:travel.ui.apps:0.0.1-SNAPSHOT --> com.travel:travel.core:0.0.1-SNAPSHOT @ 
[&#27;[1;31mERROR&#27;[m] The projects in the reactor contain a cyclic reference: Edge between 'Vertex{label='com.travel:travel.ui.apps:0.0.1-SNAPSHOT'}' and 'Vertex{label='com.travel:travel.core:0.0.1-SNAPSHOT'}' introduces to cycle in the graph com.travel:travel.core:0.0.1-SNAPSHOT --> com.travel:travel.all:0.0.1-SNAPSHOT --> com.travel:travel.ui.apps:0.0.1-SNAPSHOT --> com.travel:travel.core:0.0.1-SNAPSHOT -> &#27;[1m[Help 1]&#27;[m
[&#27;[1;31mERROR&#27;[m] 
[&#27;[1;31mERROR&#27;[m] To see the full stack trace of the errors, re-run Maven with the &#27;[1m-e&#27;[m switch.
[&#27;[1;31mERROR&#27;[m] Re-run Maven using the &#27;[1m-X&#27;[m switch to enable full debug logging.
[&#27;[1;31mERROR&#27;[m] 
[&#27;[1;31mERROR&#27;[m] For more information about the errors and possible solutions, please read the following articles:
[&#27;[1;31mERROR&#27;[m] &#27;[1m[Help 1]&#27;[m http://cwiki.apache.org/confluence/display/MAVEN/ProjectCycleException

arunpatidar · Accepted Answer

you have a cyclic dependency, make sure you remove the dependency for com.travel:travel.all:0.0.1-SNAPSHOTand you need core dependency only in ui.apps and travel.all POM.ui.apps in travel.all POM.

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