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via Google Groups by miki haiat, 1 year ago
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Update document keys must start with $: _id
via Stack Overflow by Unknown author, 2 years ago
Update document keys must start with $: _id
java.lang.IllegalArgumentException: Update at com.mongodb.DBCollectionImpl$Run.executeUpdates( at com.mongodb.DBCollectionImpl$Run.execute( at com.mongodb.DBCollectionImpl.executeBulkWriteOperation( at com.mongodb.DBCollection.executeBulkWriteOperation( at com.mongodb.DBCollection.executeBulkWriteOperation( at com.mongodb.BulkWriteOperation.execute( at com.mongodb.casbah.BulkWriteOperation$$anonfun$1.apply(BulkWriteOperation.scala:71) at com.mongodb.casbah.BulkWriteOperation$$anonfun$1.apply(BulkWriteOperation.scala:71) at scala.util.Try$.apply(Try.scala:161) at com.mongodb.casbah.BulkWriteOperation.execute(BulkWriteOperation.scala:71)