I am unable to start the solr aspect of DSE search and i get the following exception message when i execute, when i execute bin/dse cassandra start the cassandra service is started but not solr, does anyone have any guidance to offer me i know i have missed something:
bin/dse cassandra -s
message:
Cannot start node if snitch's data center (Solr) differs from previous data center (Cassandra). Please fix the snitch configuration, decommission and rebootstrap this node or use the flag -Dcassandra.ignore_dc=true.
at org.apache.cassandra.db.SystemKeyspace.checkHealth(SystemKeyspace.java:629) ~[cassandra-all-2.1.12.1046.jar:2.1.12.1046]
at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:290) [cassandra-all-2.1.12.1046.jar:2.1.12.1046]
at com.datastax.bdp.server.DseDaemon.setup(DseDaemon.java:329) [dse-4.7.7.jar:4.7.7]
at org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:564) [cassandra-all-2.1.12.1046.jar:2.1.12.1046]
at com.datastax.bdp.DseModule.main(DseModule.java:75) [dse-4.7.7.jar:4.7.7]
Recent versions of DataStax Enterprise do not allow you to change the workload of an existing node with existing data. In order to start this node, either remove all data in the data folder (effectively, start clean) or use the -Dcassandra.ignore_dc=true flag (as it says in the error).