DatabaseNameHelper failing in Oracle

Caused by: org.springframework.dao.DataIntegrityViolationException: ConnectionCallback; SQL []; ORA-01424: missing or illegal character following the escape character
; nested exception is java.sql.SQLDataException: ORA-01424: missing or illegal character following the escape character

	at org.springframework.jdbc.support.SQLExceptionSubclassTranslator.doTranslate(SQLExceptionSubclassTranslator.java:78)
	at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72)
	at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
	at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:349)
	at com.atlassian.confluence.plugins.questions.util.DatabaseNameHelperImpl$1.get(DatabaseNameHelperImpl.java:103)
	at com.atlassian.confluence.plugins.questions.util.DatabaseNameHelperImpl$1.get(DatabaseNameHelperImpl.java:96)
	at com.google.common.base.Suppliers$MemoizingSupplier.get(Suppliers.java:109)
	at com.atlassian.confluence.plugins.questions.util.DatabaseNameHelperImpl.getCaseSensitiveName(DatabaseNameHelperImpl.java:85)
	at com.atlassian.confluence.plugins.questions.util.DatabaseNameHelperImpl.getCaseSensitiveTableName(DatabaseNameHelperImpl.java:64)
	at com.atlassian.confluence.plugins.questions.repository.querydsl.AbstractRelationalPathBase.<init>(AbstractRelationalPathBase.java:14)
	at com.atlassian.confluence.plugins.questions.repository.querydsl.ContentTable.<init>(ContentTable.java:28)
	at com.atlassian.confluence.plugins.questions.repository.querydsl.QueryDSLMapper$7.apply(QueryDSLMapper.java:69)
	at com.atlassian.confluence.plugins.questions.repository.querydsl.QueryDSLMapper$7.apply(QueryDSLMapper.java:65)
	at com.atlassian.confluence.plugins.questions.repository.querydsl.QueryDSLMapper.getMapping(QueryDSLMapper.java:50)
	at com.atlassian.confluence.plugins.questions.internal.upgrade.DuplicatedAcceptedAnswersRemover.deleteDuplicatedAcceptedAnswers(DuplicatedAcceptedAnswersRemover.java:40)
	at com.atlassian.confluence.plugins.questions.internal.upgrade.AnswerAcceptanceMigrationToAoUpgradeTask.upgrade(AnswerAcceptanceMigrationToAoUpgradeTask.java:66)