1# UI Appearance Error Codes
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3> **NOTE**
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5> This topic describes only module-specific error codes. For details about universal error codes, see [Universal Error Codes](../errorcode-universal.md).
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7## 500001 Internal Error
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9**Error Message**
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11Internal error.
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13**Error Description**
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15This error code is reported when an internal error that cannot be rectified by developers occurs, for example, a parameter persistence error, a failure to obtain services, or a failure to configure the color mode.
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17**Possible Cause**
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19An internal error that cannot be rectified by developers occurs, for example, a parameter persistence error, a failure to obtain services, or a failure to configure the color mode.
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21**Solution**
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23N/A
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