This is the lockup I have been posting about:
Fault bucket 02633502
 
Details 
Product: Windows Operating System 
ID: 1001 
Source: Application Hang 
Version: 5.2 
Symbolic Name: DW_BUCKET_LOG 
Message: Fault bucket %1. 
    
Explanation 
The indicated program stopped responding. The message contains details on which program and module stopped responding. A matching event with Event ID 1001 might also appear in the event log. This matching event displays information about the specific error that occurred.
 
    
User Action 
No user action is required.
 
 
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 Related Knowledge Base articles
 You can find additional information on this topic in the following Microsoft Knowledge Base articles: 
 • When you visit a Web page that uses a custom pop-up object, Internet Explorer 6 closes unexpectedly  
 Resolves an error in the Mshtml.dll file that occurs after you install security update 918899. If you are not severely affected by this problem, we recommend that you wait for the next cumulative security update for Internet Explorer. 
 
 
Hanging application aceshigh.exe, version 0.0.0.0, hang module hangapp version 0.0.0.0, hang address 0x00000000.
0000: 41 70 70 6c 69 63 61 74   Applicat
0008: 69 6f 6e 20 48 61 6e 67   ion Hang
0010: 20 20 61 63 65 73 68 69     aceshi
0018: 67 68 2e 65 78 65 20 30   gh.exe 0
0020: 2e 30 2e 30 2e 30 20 69   .0.0.0 i
0028: 6e 20 68 75 6e 67 61 70   n hungap
0030: 70 20 30 2e 30 2e 30 2e   p 0.0.0.
0038: 30 20 61 74 20 6f 66 66   0 at off
0040: 73 65 74 20 30 30 30 30   set 0000
0048: 30 30 30 30               0000