The materialized view cannot be changed to immediate because its definition must not contain more than one query block

Error constant SQLE_UPDATABLE_MATVIEW_MULTIBLE_BLOCK_ERR
ODBC 2 state 42000
ODBC 3 state ERROR
Severity 15
SQLCODE -1181
SQLSTATE 42WC5
Sybase error code 13334
 Probable cause
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