[MS4W-Users] msValidateParameter(): Regular expression error. Parameter pattern validation failed.

Smith, Michael ERDC-CRREL-NH Michael.Smith at usace.army.mil
Tue Jun 12 17:13:20 EST 2012

I've also seen this on my own windows builds so I think this is not MS4W

I don't see this in my linux or osx builds (haven't done solaris build in
a while).

Michael Smith

US Army Corps
Remote Sensing GIS/Center

On 6/12/12 6:08 PM, "Jeff McKenna" <jmckenna at gatewaygeomatics.com> wrote:

>On 12-06-12 6:54 PM, Richard Greenwood wrote:
>> I have a thread going on the mapserver-users list with the subject
>> "Regular expression error" and it's beginning to look like my issue
>> may be Windows specific so it was suggested that I also describe the
>> problem here.
>> My mapserver error log file is full of the following errors:
>> msValidateParameter(): Regular expression error. Parameter pattern
>> validation failed.
>> but the same the same map file, same data and same requests to do not
>> create any log file entries. I'm seeing this only on MS4W builds of
>> mapserver 6.0.2 and 6.0.3. The maps are drawing correctly and I don't
>> think the regex is actually incorrect, but each map draw can produce
>> 50 lines of exactly the same error message.
>> So I guess my first question is - if you are running a mapserver error
>> log file, are you seeing similar messages?
>Hi Rich,
>Recent versions of MS4W no longer use the regex library because of its
>restrictive license, so we now use the PCRE library
>(http://www.pcre.org/).  You can check your local MS4W build versions at
>any time by reading your local install readme
>It would be great if you could run your tests on Linux and Windows with
>that same PCRE library.
>Thank you for using MS4W.
>Jeff McKenna
>MapServer Consulting and Training Services
>MS4W-Users mailing list
>MS4W-Users at lists.maptools.org

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