1# HiCollie Error Codes
2
3> **Note:**
4>
5> This topic describes only module-specific error codes. For details about universal error codes, see [Universal Error Codes](../errorcode-universal.md).
6
7## 29800001 Failed to Obtain the System Service
8
9**Error Message**
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11Wrong thread context.The function can not be called from main thread.
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13**Description**
14The API fails to be called from the thread.
15
16**Possible Causes**
17
18The API cannot be called from the main thread.
19
20**Solution**
21
22Call the API from a non-main thread.
23
24## 29800002 Failed to Call the Remote API
25
26**Error Message**
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28Remote call failed.
29
30**Description**
31The API fails to be called for the remote service.
32
33**Possible Causes**
34
35The service is not started or crashes.
36