[DUG] Com support

Tue Jul 31 11:37:42 NZST 2007

I'm not an expert in COM exe's but have you checked the registry - is it 
a GUID problem?
ie the interface is there but not with the ID the machine has registered

N

Robert martin wrote:
> Further to the stuff below just tested it on a Third machine and no go 
> also on that machine (but it still works on the other dev machine).
>
> My machine (D2007 windows vista) - Fails
> Other Dev Machine (D2007 Win XP) - succeeds
> Other machine (No delphi, Win XP) - Fails
>
> Clients machine Win XP - Fails
>
> Rob Martin
> Software Engineer
>
> phone +64 03 377 0495
> fax   +64 03 377 0496
> web www.chreos.com
>
> Wild Software Ltd
>
>
>
> Robert martin wrote:
>> Hi
>>
>> Internet back up now - what a nightmare (on top of this nightmare), 
>> Telecom changed our password and an ex staff member removed our 
>> router instructions so we had to reset the unit.  Then it just 
>> wouldn't connect.  Turned out we were cutting and pasting a space in 
>> with the user name.  Arrrggggghhh  (3hrs down the drain).
>>
>> In answer to your questions..  The error reported is 'Interface not 
>> supported'.  This happens when we try to create the class.  As far as 
>> I know the _Tlb file is being compiled it, it is part of the project.
>> We have never needed to manually register the exe (it has always 
>> worked perfectly at all our sites).  However if I do try to manually 
>> register it (using regsvr32) I get 'The module  ..... was loaded but 
>> the entry-point dllRegisterServer was not found. Make sure that ... 
>> is a valid dll or OCS file and try again.'.
>>
>>
>> However there is something weirder happening now.  The issue was 
>> reported bay a client we upgraded.  I tested it on my dev machine 
>> which replicated the problem.  However another Dev machine here with 
>> an older copy of files tested fine.  I found my machine was missing 
>> the .tlb file.  This fixed the 'Type library' missing from the menu 
>> but didn't fix the problem on my machine.
>> I have just found that the exe created by may machine fails on my 
>> machine but runs on the other dev machine.  If I go back to my old 
>> dev files (missing the .tlb file) I can no longer access the 'type 
>> library' menu but the files compiled still work on the other Dev 
>> machine.
>> I think during my attempts to fix the situation I have broken 
>> something else on my machine.  The 'Register type library' option is 
>> greyed out on my 'type library' screen and when I try and save my 
>> project I get....
>>
>> 'Unable to rename 'C:\.......\Client\ChreosClient.tlb' to 
>> 'C:\.......\Client\_History\ChreosClient.tlb.~1~' '
>>
>> There is no 'C:\.......\Client\_History\ChreosClient.tlb.~1~'  file 
>> (although there are lots of other units).  I can manually copy the 
>> file and create it as listed above.  However I then get the same 
>> error with .~2~.  I have had this problem in the past and it went 
>> away (I suspect with the removal of the .tlb file.  This prevents me 
>> saving the project and any changes to the _tlb.pas / .tlb files.
>>
>> Sorry about the long story but this is driving me up the wall !
>>
>> Rob Martin
>> Software Engineer
>>
>> phone +64 03 377 0495
>> fax   +64 03 377 0496
>> web www.chreos.com
>>
>> Wild Software Ltd
>>
>>
>>
>> Myles Penlington wrote:
>>> Is the *_TLB.pas compiled into the project? And has the exe been
>>> registered? What errors are reported by COM when attempt to access the
>>> COM objects?
>>> Myles.
>>>
>>>
>>> -----Original Message-----
>>> From: delphi-bounces at delphi.org.nz 
>>> [mailto:delphi-bounces at delphi.org.nz]
>>> On Behalf Of Robert martin
>>> Sent: Tuesday, 31 July 2007 09:38
>>> To: NZ Borland Developers Group - Delphi List
>>> Subject: Re: [DUG] Com support
>>>
>>> Hi
>>>
>>> Its actually an exe that provides COM support.  I was missing the 
>>> .tlb which I managed to copy back of another machine.  This now 
>>> allows me to bring up the type library but alas still no com 
>>> support.  It is failing on multiple machines.
>>>
>>> Sorry our Internet is down.  Will provide further details ASAP.
>>>
>>> Rob Martin
>>> Software Engineer
>>>
>>> phone +64 03 377 0495
>>> fax   +64 03 377 0496
>>> web www.chreos.com
>>>
>>> Wild Software Ltd
>>>
>>>
>>>
>>> Leigh Wanstead wrote:
>>>  
>>>> Have you registered your com dll?
>>>>
>>>> Regards
>>>> Leigh
>>>> www.smootharm.com
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: delphi-bounces at delphi.org.nz
>>>> [mailto:delphi-bounces at delphi.org.nz]On Behalf Of Robert martin
>>>> Sent: Monday, July 30, 2007 3:23 PM
>>>> To: NZ Borland Developers Group - Delphi List
>>>> Subject: [DUG] Com support
>>>>
>>>>
>>>> Hi I have an app that (usually) provides some COM support.  I have
>>>>     
>>> just
>>>  
>>>> updated a client and the COM stuff seems to be 'turned off'  (as in
>>>>     
>>> the
>>>  
>>>> calls don't seem to work.  I did the COM stuff years ago, does anyone
>>>> have any suggestions where to start looking (I assume its a setting /
>>>> line of code somewhere I have turned off).
>>>>
>>>> p.s. My COM code and tlb file still seem intact.
>>>>
>>>> Hellllllp
>>>>
>>>> -- 
>>>> Rob Martin
>>>> Software Engineer
>>>>
>>>> phone +64 03 377 0495
>>>> fax   +64 03 377 0496
>>>> web www.chreos.com
>>>>
>>>> Wild Software Ltd
>>>>
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