BNETDocs
S>C 0x1C SID_STARTADVEX3
Message Id:0x1C
Message Name:SID_STARTADVEX3
Direction:Server to Client
Used By:Starcraft Original, Starcraft Broodwar
Starcraft Shareware, Starcraft Japanese
Diablo Retail, Diablo Shareware
Diablo II, Diablo II Lord of Destruction
Warcraft II BNE
Format:

(UINT32) Status

Remarks

Possible values for Status:

Status Description
0x00 Ok
0x01 Failed
| Edited: Leaky
Comments
jtrumbull

The server doesn't appear to respond with this packet when using the D2XP client.