Hi Pali, thanks for your response again.
I rechecked the web.config but it looks ok for me..., please advice me what todo...
138 <switches>
139 <!--
140 Provides a mechanism for monitor an application using a debug messages viewer or
141 in debug time in the output window. Remember to turn turn this feature off in
142 a deplyment scenario.
143 0 - Disabled
144 1 - Gives error messages
145 2 - Gives errors and warnings
146 3 - Gives more detailed error information
147 4 - Gives verbose trace information
148 -->
149 <add name="VWG_TracingSwitch" value="0" />
150 <!--
151 Performance tracing limited to this threshold
152 -->
153 <add name="VWG_TracingThresholdSwitch" value="10" />
154 <!--
155 Disables the caching of Visual WebGui resources
156 -->
157 <add name="VWG_DisableCachingSwitch" value="0" />
158 <!--
159 Disables client sources obscuring (Mainly for debugging and developing purposes)
160 0 - Disabled
161 1 - Enabled
162 -->
163 <add name="VWG_DisableObscuringSwitch" value="1" />
164 <!--
165 0 - Disabled
166 1 - Enabled
167 -->
168 <add name="VWG_ShowDebuggerSwitch" value="0" />
169 </switches>