Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Spring JIRA by Zhu Hongshang, 2 years ago
No id property found on class class [Ljava.lang.Integer;
via Stack Overflow by zhsyourai
, 2 years ago
No id property found on class class [Ljava.lang.Integer;
via Spring JIRA by Zhu Hongshang, 1 year ago
No id property found on class class [Ljava.lang.Integer;
via Spring JIRA by John Souza, 2 years ago
Cannot create a reference to an object with a NULL id.
via Spring JIRA by John Souza, 1 year ago
Cannot create a reference to an object with a NULL id.
via Spring JIRA by Matej Zachar, 2 years ago
No mapping metadata found for class java.lang.Integer
org.springframework.data.mapping.model.MappingException: No id property found on class class [Ljava.lang.Integer; at org.springframework.data.mongodb.core.convert.MappingMongoConverter.createDBRef(MappingMongoConverter.java:842) at org.springframework.data.mongodb.core.convert.MappingMongoConverter.toDBRef(MappingMongoConverter.java:329) at org.springframework.data.mongodb.core.convert.QueryMapper.createDbRefFor(QueryMapper.java:460) at org.springframework.data.mongodb.core.convert.QueryMapper.convertAssociation(QueryMapper.java:417) at org.springframework.data.mongodb.core.convert.QueryMapper.convertAssociation(QueryMapper.java:378) at org.springframework.data.mongodb.core.convert.QueryMapper.getMappedKeyword(QueryMapper.java:257) at org.springframework.data.mongodb.core.convert.QueryMapper.getMappedObjectForField(QueryMapper.java:200) at org.springframework.data.mongodb.core.convert.QueryMapper.getMappedObject(QueryMapper.java:123) at org.springframework.data.mongodb.core.MongoTemplate.doFindOne(MongoTemplate.java:1647) at org.springframework.data.mongodb.core.MongoTemplate.findOne(MongoTemplate.java:563) at org.springframework.data.mongodb.core.MongoTemplate.findOne(MongoTemplate.java:558)