On Mon, Nov 2, 2015 at 4:35 AM, Georg Otto <g.otto@ucl.ac.uk> wrote:

> On 01/11/2015 21:49, Brenda Butler wrote:
>
>
>
> On Sun, Nov 1, 2015 at 4:04 PM, Georg Otto <g.otto@ucl.ac.uk> wrote:
>
>> Thanks for your answer! Unfortunately, it does not work for me as
>> described in the manual.
>>
>> For example I have an entry with the Property "Test"
>>
>> * TODO test
>> SCHEDULED: <2015-11-01 Sun>
>> :PROPERTIES:
>> :CATEGORY: Test
>> :END:
>>
>>
>> C-c am
>>
>> Match: Category=Test
>>
>
> Try putting the value in double-quotes:
>
> Match: Category="Test"
>
>
> I should have mentioned that I tried quotes and upper case/ lower case,
> but no avail...
>

I tried a few times with different case in the keyword and in the value -
it seems both are case-sensitive and must match the item in the entries
exactly.  And the double-quotes around the value are required.

Now that I look back at your example, I see the search term should be

CATEGORY="Test"


> My impression given the message
>
> Headlines with TAGS match: Category="Test"
> Press `C-u r' to search again with new search string
>
> is that for some reason it only searches for tags.
>

But, on the prompt before you get to this one, it says:

m     match a TAGS/PROP/TODO query

bjb