The source of the error code is Wininet related.
0x800C0002: The URL is invalid.
0x800C0003: No Internet session has been established.
0x800C0004: Unable to connect to the target server.
0x800C0005: The system cannot locate the resource specified.
0x800C0006: The system cannot locate the object specified.
0x800C0007: No data is available for the requested resource.
0x800C0008: The download of the specified resource has failed.
0x800C0009: Authentication is required to access this resource.
0x800C000A: The server could not recognize the provided mime type.
0x800C000B: The operation was timed out.
0x800C000C: The server did not understand the request, or the request was invalid.
0x800C000D: The specified protocol is unknown.
0x800C000E: A security problem occurred.
0x800C000F: The system could not load the persisted data.
0x800C0010: Unable to instantiate the object.
0x800C0019: Security certificate required to access this resource is invalid.
0x800C0014: A redirection problem occurred.
0x800C0015: The requested resource is a directory, not a file.