1# Camera 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## 7400101 Invalid Parameter
8
9**Error Message**
10
11Parameter missing or parameter type incorrect.
12
13**Error Description**
14
15A parameter passed in the API is invalid.
16
17**Possible Cause**
18
19The parameter is invalid. For example, the parameter value is not within the range supported.
20
21**Solution**
22
23Pass the correct parameters in the API.
24
25## 7400102 Invalid Operation
26
27**Error Message**
28
29Operation not allowed.
30
31**Error Description**
32
33The operation is not performed in the specified mode.
34
35**Possible Cause**
36
37The API execution sequence is incorrect. For example, the **commitConfig** API is called in prior to **beginConfig**.
38
39**Solution**
40
41Perform operations according to the API reference and guide.
42
43## 7400103 Session Not Configured
44
45**Error Message**
46
47Session not config.
48
49**Error Description**
50
51An operation that requires session configuration is performed before the session is configured.
52
53**Possible Cause**
54
55For example, the **start()** API is called before the session is configured.
56
57**Solution**
58
59Configure the session first.
60
61## 7400104 Session Not Running
62
63**Error Message**
64
65Session not running.
66
67**Error Description**
68
69An operation that requires a running session is performed before the session runs.
70
71**Possible Cause**
72
73For example, the **capture()** API is called before the session runs.
74
75**Solution**
76
77Perform the operation to run the session first.
78
79## 7400105 Session Configuration Locked
80
81**Error Message**
82
83Session config locked.
84
85**Error Description**
86
87The session configuration is locked.
88
89**Possible Cause**
90
91Another thread has locked the session configuration.
92
93**Solution**
94
95Wait until the session configuration is unlocked.
96
97## 7400106 Device Configuration Locked
98
99**Error Message**
100
101Device setting locked.
102
103**Error Description**
104
105The device configuration is locked.
106
107**Possible Cause**
108
109Another thread has locked the device configuration.
110
111**Solution**
112
113Wait until the device configuration is unlocked.
114
115## 7400107 Camera Conflict
116
117**Error Message**
118
119Can not use camera cause of conflict.
120
121**Error Description**
122
123The camera cannot be used due to a conflict.
124
125**Possible Cause**
126
127The opened camera conflicts with the local camera to be used.
128
129**Solution**
130
131Wait until the conflicting camera is released.
132
133## 7400108 Camera Disabled Due to Security Reasons
134
135**Error Message**
136
137Camera disabled cause of security reason.
138
139**Error Description**
140
141The camera cannot be used due to security policies.
142
143**Possible Cause**
144
145The application running in the background attempts to open the camera.
146
147**Solution**
148
149Switch the application to the foreground first.
150
151## 7400109 Camera Preempted
152
153**Error Message**
154
155Can not use camera cause of preempted.
156
157**Error Description**
158
159The camera cannot be used because it is preempted.
160
161**Possible Cause**
162
163Two applications attempt to open the same camera simultaneously.
164
165**Solution**
166
167N/A
168
169## 7400110 Configuration Conflicts
170
171**Error Message**
172
173Unresolved conflicts with current configurations.
174
175**Error Description**
176
177The committed configuration is incompatible with the configuration supported by the device.
178
179**Possible Cause**
180
181The frame rate of the preview stream exceeds that supported by the device.
182
183**Solution**
184
185Check whether the committed configuration is supported by the device.
186
187## 7400201 Camera Service Error
188
189**Error Message**
190
191Camera service fatal error.
192
193**Error Description**
194
195The camera service is abnormal.
196
197**Possible Cause**
198
199For example, the camera service is restarted or cross-process invoking is abnormal.
200
201**Solution**
202
203Create the service again.
204