LyX 2.4.0 Alpha 1

Andrew Parsloe ajparsloe at
Thu Jan 14 21:30:15 UTC 2021

On 14/01/2021 10:11 pm, Baris Erkus wrote:
> On 14-Jan-21 6:06 AM, Richard Kimberly Heck wrote:
>> On 1/13/21 4:18 PM, Baris Erkus wrote:
>>> On 13-Jan-21 7:51 PM, Richard Kimberly Heck wrote:
>>>> We are pleased to announce the release of the first alpha for LyX 
>>>> 2.4.0.
>>>> You can find source tarballs and binaries for Windows and OSX here:
>>>> See this page
>>>> for a description of new features and updates. As you will note, there
>>>> are quite a few of those.
>>>> As always with alpha software, this is released only for testing
>>>> purposes. While some of the developers have been using this 
>>>> version, and
>>>> we believe it is fairly stable, there are likely to be some unpleasant
>>>> surprises. That said, we would greatly appreciate testing, 
>>>> especially on
>>>> Windows, where we have few developers.
>>>> Should you run into a problem, please report it on our bug tracker:
>>>> (You may need to register, if you haven't already.) If you have
>>>> questions or comments, or aren't sure if what you have found is a bug,
>>>> please email the developer's list at lyx-devel at
>>> When I tried to open my LyX file with 2.4.0a1 64 bits, it
>>> gives the error "Error reading module theorems-ams-bytype." [snip] I
>>> attached a MWE that I created in LyX, with empty contents but
>>> with Theorems (AMS, numbered by type) module added. So it gives the
>>> error once and the file opens.
>> This opens fine for me, with no error. Have you made any local
>> modifications to that module? (I.e., do you have your own modified copy
>> in your user directory?)
>> Eugene, can you reproduce?
>> Riki
>> PS Note that 2.3.6 is out.
> Nope, I have not done modifications to the module.

I've installed 2.4.0 alpha 1 on windows 10. When I try to add the 
Standard Theorems (Numbered by type) module to a new document I too get 
the message: Error reading module theorems-bytype.  I looked at the 
module and commented out the line


and it loaded without problem. is not in 
the LyX 2.4/Resources/layouts directory, which I presume is the problem.

(In the module there is also the line


Is that last backslash supposed to be there?)



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