1# User IAM Subsystem ChangeLog
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3## cl.useriam.1 API9 Authentication Result Code Class Name Change
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5The name of the authentication result code class of user IAM API version 9 is changed from **ResultCode** to **UserAuthResultCode**.
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7**Change Impacts**
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9Applications developed based on earlier versions are not affected. For the applications developed from this version, the class name of the error code needs to be adapted. Otherwise, the service logic is affected.
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11**Key API/Component Changes**
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13N/A
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15**Adaptation Guide**
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17Change the class name for invoking the authentication result code from **ResultCode** to **UserAuthResultCode**.
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