[求助]运行了function dbimportdemo()后出现的问题 - Matlab

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[求助]运行了function dbimportdemo()后出现的问题

请大家帮我看看这个问题怎么解决？（我已经在数据源中注册了SampleDB，然后运行了在网上搜到的dbimportdemo()）
timeoutA =

connA =

Instance: 'SampleDB'
UserName: ''
Driver: []
URL: []
Constructor: [1x1 com.mathworks.toolbox.database.databaseConnect]
Message: []
Handle: [1x1 sun.jdbc.odbc.JdbcOdbcConnection]
TimeOut: 5
AutoCommit: 'on'
Type: 'Database Object'

ans =

DatabaseProductName: 'ACCESS'
DatabaseProductVersion: '04.00.0000'
JDBCDriverName: 'JDBC-ODBC Bridge (odbcjt32.dll)'
JDBCDriverVersion: '2.0001 (04.00.6304)'
MaxDatabaseConnections: 64
CurrentUserName: 'admin'
DatabaseURL: 'jdbc:odbc:SampleDB'
AutoCommitTransactions: 'True'

cursorA =

Attributes: []
Data: 0
DatabaseObject: [1x1 database]
RowLimit: 0
SQLQuery: 'select country from customers'
Message: 'Invalid Cursor'
Type: 'Database Cursor Object'
ResultSet: 0
Cursor: 0
Statement: 0
Fetch: 0

AA =

??? Function 'closeSqlStatement' is not defined for a first argument of class 'double'.

Error in ==> cursor.close at 20
message = closeSqlStatement(cursor.Cursor,cursor.Statement);

Error in ==> dbimportdemo at 71
close(cursorA)

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