# SDK error codes

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For error codes from 1 to 100000, see the definitions in the [Video SDK for iOS Error code documentation](/docs/video-sdk/ios/integrate/#error-codes).

## Error code table

This table lists the error codes by name, number, and description, and includes suggestions for troubleshooting.

Note: The error name includes `ZoomCCSDKError_` followed by the error name, for example, `ZoomCCSDKError_ErrorOK` is the full error name for the first error in the list below.

<table>
    <thead>
        <tr>
            <td>Name</td>
            <td>Code</td>
            <td>Description</td>
            <td>Suggestion</td>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td>`ErrorOK`</td>
            <td>0</td>
            <td>No errors.</td>
            <td>None.</td>
        </tr>
        <tr>
            <td>`IMErrorUnknown`</td>
            <td>100000</td>
            <td>Unknown error.</td>
            <td>Check your code.</td>
        </tr>
        <tr>
            <td>`IMErrorInvalidApp`</td>
            <td>100001</td>
            <td>Invalid entryID</td>
            <td></td>
        </tr>
        <tr>
            <td>`IMErrorInvalidParam`</td>
            <td>100002</td>
            <td>Invalid parameter</td>
            <td>Check the error information to locate it.</td>
        </tr>
        <tr>
            <td>`IMErrorAuth`</td>
            <td>100003</td>
            <td>Authorization error</td>
            <td></td>
        </tr>
        <tr>
            <td>`IMErrorKicked`</td>
            <td>100004</td>
            <td>Kicked out of the server</td>
            <td></td>
        </tr>
        <tr>
            <td>`IMErrorClient`</td>
            <td>100005</td>
            <td>Client error</td>
            <td></td>
        </tr>
        <tr>
            <td>`IMErrorServer`</td>
            <td>100006</td>
            <td>Server error</td>
            <td></td>
        </tr>
        <tr>
            <td>`IMErrorNetwork`</td>
            <td>100007</td>
            <td>Network error</td>
            <td>Check your network.</td>
        </tr>
        <tr>
            <td>`UserNameLength`</td>
            <td>110000</td>
            <td>UserName length error</td>
            <td>Keep the userName between 1 to 34 characters.</td>
        </tr>
    </tbody>
</table>