Station Configuration Editor 里面Index选择好OPC Server 和 IE General正常后，IE General 有时会丢失掉，重新选择后恢复正常。请问为什么会出现无故丢失的情况？

Export Log 如下：
249 2008-6-2 20:20:55 Proxy A default SDB was created for the proxy with index 3.
248 2008-6-2 20:15:57 Proxy A default SDB was created for the proxy with index 3.
247 2008-6-2 20:15:55 Station Manager The component was added at index 3 in the configuration of the PC station.
246 2008-6-2 20:15:52 IE-Converter Index 3: The module was entered for configured operation.
245 !! 2008-6-2 20:12:25 XDB-Adapter Error no.: 0x84110100
244 !! 2008-6-2 20:09:33 XDB-Adapter Error no.: 0x84110100
243 2008-6-2 20:09:01 IE-Converter Index 3: The module was removed from configured operation.
242 2008-5-29 12:43:05 Proxy A default SDB was created for the proxy with index 3.
241 2008-5-28 15:32:25 Proxy A default SDB was created for the proxy with index 3.
240 2008-5-26 14:23:33 Proxy A default SDB was created for the proxy with index 3.
239 2008-5-26 14:11:36 Proxy A default SDB was created for the proxy with index 3.
238 2008-5-26 13:58:50 Proxy A default SDB was created for the proxy with index 3.
237 2008-5-19 15:53:16 Proxy A default SDB was created for the proxy with index 3.
236 2008-5-19 15:53:16 Station Manager The component was added at index 3 in the configuration of the PC station.
235 2008-5-19 15:53:08 IE-Converter Index 3: The module was entered for configured operation.
234 !! 2008-5-19 15:43:31 XDB-Adapter Error no.: 0x84110100
233 2008-5-19 15:42:53 IE-Converter Index 3: The module was removed from configured operation.
232 2008-5-19 11:25:52 Proxy A default SDB was created for the proxy with index 3.
231 2008-5-19 9:01:23 Proxy A default SDB was created for the proxy with index 3.
230 2008-5-19 8:48:27 Proxy A default SDB was created for the proxy with index 3.
229 2008-5-19 8:34:32 Proxy A default SDB was created for the proxy with index 3.
228 2008-5-18 4:37:40 Proxy A default SDB was created for the proxy with index 3.
227 2008-5-18 0:04:40 Proxy A default SDB was created for the proxy with index 3.
226 2008-5-17 21:44:11 Proxy A default SDB was created for the proxy with index 3.
225 2008-5-17 16:41:53 Proxy A default SDB was created for the proxy with index 3.
224 2008-5-17 16:13:11 Proxy A default SDB was created for the proxy with index 3.
223 2008-5-17 11:38:11 Proxy A default SDB was created for the proxy with index 3.
222 2008-5-17 7:17:21 Proxy A default SDB was created for the proxy with index 3.
221 2008-5-17 4:46:24 Proxy A default SDB was created for the proxy with index 3.
220 2008-5-16 18:00:46 Proxy A default SDB was created for the proxy with index 3.
219 2008-5-16 14:45:17 Proxy A default SDB was created for the proxy with index 3.
218 2008-5-14 11:43:34 Proxy A default SDB was created for the proxy with index 3.
217 2008-5-14 11:43:34 Station Manager The component was added at index 3 in the configuration of the PC station.
216 2008-5-14 11:43:27 IE-Converter Index 3: The module was entered for configured operation.
215 !! 2008-5-14 11:27:45 XDB-Adapter Error no.: 0x84110100
214 !! 2008-5-14 11:18:02 XDB-Adapter Error no.: 0x84110100
213 2008-5-14 11:16:57 IE-Converter Index 3: The module was removed from configured operation.
212 2008-4-15 17:31:41 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
211 2008-4-15 17:31:36 Station Manager The component with index 1 will be accepted due to its compatibility.
210 2008-4-14 18:45:47 Proxy A default SDB was created for the proxy with index 3.
209 2008-4-14 18:28:37 Proxy A default SDB was created for the proxy with index 3.
208 2008-4-14 17:40:20 Station Manager The processing of the properties module of the component with index 3 was aborted.
207 2008-4-14 7:59:29 Proxy A default SDB was created for the proxy with index 3.
206 2008-4-7 17:23:30 Proxy A default SDB was created for the proxy with index 3.
205 2008-4-4 9:37:41 Proxy A default SDB was created for the proxy with index 3.
204 2008-4-3 11:36:43 Proxy A default SDB was created for the proxy with index 3.
203 2008-4-2 12:26:50 Proxy A default SDB was created for the proxy with index 3.
202 2008-4-2 12:26:50 Station Manager The component was added at index 3 in the configuration of the PC station.
201 2008-4-2 12:26:44 IE-Converter Index 3: The module was entered for configured operation.
200 !! 2008-4-2 12:26:14 XDB-Adapter Error no.: 0x84110100
199 2008-4-2 12:25:57 IE-Converter Index 3: The module was removed from configured operation.
198 2008-2-1 14:03:51 Station Manager The processing of the properties module of the component with index 3 was aborted.
197 2008-2-1 14:02:54 Station Manager The processing of the properties module of the component with index 3 was aborted.
196 2008-2-1 12:49:20 Station Manager The processing of the properties module of the component with index 3 was aborted.
195 2008-2-1 10:52:30 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
194 2008-2-1 10:52:26 Station Manager The component with index 1 will be accepted due to its compatibility.
193 2008-2-1 10:51:16 Proxy A default SDB was created for the proxy with index 3.
192 2008-2-1 10:51:16 Station Manager The component was added at index 3 in the configuration of the PC station.
191 2008-2-1 10:51:11 IE-Converter Index 3: The module was entered for configured operation.
190 ! 2008-2-1 10:50:52 Proxy The component with index 1 could not create a default SDB.
189 ! 2008-2-1 10:47:40 Proxy The component with index 1 could not create a default SDB.
188 2008-2-1 10:47:39 Station Manager The component was added at index 1 in the configuration of the PC station.
187 2008-2-1 10:47:25 Station Manager The component at index 1 was deleted in the configuration of the PC station.
186 ! 2008-2-1 10:47:19 Proxy The component with index 1 could not create a default SDB.
185 2008-2-1 10:47:18 Station Manager The component at index 3 was deleted in the configuration of the PC station.
184 2008-2-1 10:47:18 IE-Converter Index 3: The module was removed from configured operation.
183 2008-2-1 10:46:30 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
182 2008-2-1 10:46:26 Station Manager The component with index 1 will be accepted due to its compatibility.
181 2008-2-1 10:45:20 Station Manager The processing of the properties module of the component with index 3 was aborted.
180 2008-2-1 10:44:44 Proxy A default SDB was created for the proxy with index 3.
179 2008-2-1 10:44:44 Station Manager The component was added at index 3 in the configuration of the PC station.
178 2008-2-1 10:44:42 IE-Converter Index 3: The module was entered for configured operation.
177 ! 2008-2-1 10:44:31 Proxy The component with index 1 could not create a default SDB.
176 2008-2-1 10:44:31 Station Manager The component was added at index 1 in the configuration of the PC station.
175 2008-2-1 10:44:14 Station Manager The component at index 3 was deleted in the configuration of the PC station.
174 2008-2-1 10:44:14 IE-Converter Index 3: The module was removed from configured operation.
173 2008-2-1 10:44:05 Proxy A default SDB was created for the proxy with index 3.
172 2008-2-1 10:44:04 Station Manager The component at index 1 was deleted in the configuration of the PC station.
171 2008-2-1 10:43:47 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
170 2008-2-1 10:43:43 Station Manager The component with index 1 will be accepted due to its compatibility.
169 2008-2-1 10:43:21 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
168 2008-2-1 10:43:17 Station Manager The component with index 1 will be accepted due to its compatibility.
167 2008-2-1 10:42:00 IE-Converter Index 3: The module was reconfigured according to the defined configuration.
166 2008-2-1 10:41:56 Station Manager The component with index 1 will be accepted due to its compatibility.
165 ! 2008-2-1 10:38:40 Proxy The component with index 1 could not create a default SDB.
164 2008-2-1 10:38:40 Station Manager The component was added at index 1 in the configuration of the PC station.
163 2008-2-1 10:38:05 Proxy A default SDB was created for the proxy with index 3.
162 2008-2-1 10:38:05 Station Manager The component at index 1 was deleted in the configuration of the PC station.
161 ! 2008-2-1 10:33:47 Proxy The component with index 1 could not create a default SDB.
160 2008-2-1 10:33:47 Station Manager The component was added at index 1 in the configuration of the PC station.
159 2008-2-1 10:33:37 Proxy A default SDB was created for the proxy with index 3.
158 2008-2-1 10:33:36 Station Manager The component at index 1 was deleted in the configuration of the PC station.
157 ! 2008-2-1 10:21:10 Proxy The component with index 1 could not create a default SDB.
156 2008-2-1 10:21:10 Station Manager The component was added at index 1 in the configuration of the PC station.
155 2008-2-1 10:20:27 Proxy A default SDB was created for the proxy with index 3.
154 2008-2-1 10:17:45 Proxy A default SDB was created for the proxy with index 3.
153 2008-2-1 10:17:44 Station Manager The component at index 1 was deleted in the configuration of the PC station.
152 2008-2-1 10:17:35 Station Manager Some applications still have connections to the SoftBus. The station cannot be reconfigured.
151 2008-2-1 10:17:35 Station Manager The SoftBus is still be accessed via the interface parameter assignment PC-internal (local). The station cannot be reconfigured.
150 2008-2-1 9:19:44 Station Manager The processing of the properties module of the component with index 3 was aborted.
149 2008-2-1 9:19:35 Proxy A default SDB was created for the proxy with index 3.
148 ! 2008-2-1 9:19:34 Proxy The component with index 1 could not create a default SDB.
147 2008-2-1 9:19:24 Station Manager The processing of the properties module of the component with index 3 was aborted.
146 2008-2-1 9:18:29 Proxy A default SDB was created for the proxy with index 3.
145 ! 2008-2-1 9:18:29 Proxy The component with index 1 could not create a default SDB.
144 2008-2-1 9:16:51 Proxy A default SDB was created for the proxy with index 3.
143 ! 2008-2-1 9:16:50 Proxy The component with index 1 could not create a default SDB.
142 2008-2-1 9:08:46 Proxy A default SDB was created for the proxy with index 3.
141 2008-2-1 9:08:45 Station Manager The component was added at index 3 in the configuration of the PC station.
140 2008-2-1 9:08:42 IE-Converter Index 3: The module was entered for configured operation.
139 !! 2008-2-1 9:00:47 XDB-Adapter Error no.: 0x84110100
138 !! 2008-2-1 8:56:44 XDB-Adapter Error no.: 0x84110100
137 !! 2008-2-1 8:50:49 XDB-Adapter Error no.: 0x84110100
136 !! 2008-2-1 8:26:23 XDB-Adapter Error no.: 0x84110100
135 2008-1-31 22:52:47 IE-Converter Index 3: The module was removed from configured operation.
134 2008-1-25 16:34:17 Proxy A default SDB was created for the proxy with index 3.
133 2008-1-24 12:34:42 Proxy A default SDB was created for the proxy with index 3.
132 2008-1-21 17:59:28 Proxy A default SDB was created for the proxy with index 3.
131 2008-1-17 12:58:18 Proxy A default SDB was created for the proxy with index 3.
130 2008-1-16 17:15:48 Proxy A default SDB was created for the proxy with index 3.
129 2008-1-12 9:15:42 Station Manager The processing of the properties module of the component with index 3 was aborted.
128 2008-1-12 9:15:34 Proxy A default SDB was created for the proxy with index 3.
127 2008-1-12 9:15:33 Station Manager The component was added at index 3 in the configuration of the PC station.
126 2008-1-12 9:15:30 IE-Converter Index 3: The module was entered for configured operation.
125 2008-1-12 9:15:15 Station Manager The processing of the properties module of the component with index 3 was aborted.
124 2008-1-12 9:15:09 IE-Converter Index 3: The module was entered for configured operation.
123 !! 2008-1-12 9:11:45 XDB-Adapter Error no.: 0x84110100
122 2008-1-12 9:03:16 IE-Converter Index 3: The module was removed from configured operation.