If you could attach your old files to a bug report, it might help us figure out what went wrong. There are supposed to be scripts that convert old files to new files, but obviously they do not always work....
Riki PS Bugs get filed here: https://www.lyx.org/trac/newticket. On 07/18/2018 08:06 PM, [email protected] wrote: > Thanks: a fresh UserDir solved it. I'm not sure exactly what the problem was > in my 2.2-friendly UserDir... I have tested various files from it into the > new Userdir without being able to replicate the problem (but the problem is > still there with my 2.2-Userdir) so unfortunately I can't tell you exactly > what was not compatible. > > In the end, I have done a bunch of copying and manual tweaking of files (bind > and ui and preferences) from my old Userdir into the new one--- a bit > painful, but never mind--- and now seem to have Lyx 2.3.0 working nicely. And > it is very nice! > >> On 07/12/2018 08:44 PM, [email protected] wrote: >>> With newly installed (upgraded) Lyx 2.3.0, whenever I try to add a Biblatex >>> bibliography, I am getting this error box: >>> >>> Lyx: package not available >>> The cite engine biblatex requires a package that is not available ... or a >>> converter that you have not installed... >>> Missing prerequisites: biblatex.sty >>> ... >>> >> [Riki Heck wrote:] >> One suggestion would be to try with a fresh user directory. It's >> possible there's something in the one you have that's left over from the >> previous biblatex hackery. >> >>> Background: I've just updated to Lyx 2.3.0 via the Windows installer (for >>> which, many thanks). A key reason for me to upgrade is the native Biblatex >>> support. With Lyx 2.2, I got Biblatex working fine via the tricks described >>> in the Lyx Wiki--- so my system is/was basically OK I reckon. But I can't >>> get biblatex biblios going with Lyx 2.3.0. >>> >>> [snip] >>> >>> - The exact same issue has occurred on my two machines where I've just >>> upgraded to Lyx 2.3. In one case, I did a complete Miktex reinstall *after* >>> installing Lyx 2.3, but in the other I used my previous Miktex. Since I >>> already had working Miktex 2.9 with Lyx 2.2, I used the Installer >>> "LyX-230-Installer-6.exe", not the Bundle (then, on one machine, I >>> re-installed Miktex directly). >> FYI, this is not the official installer. It's similar to that one, but >> not quite the same. >> >>> - Tools->Tex_Information->Latex_styles does show "biblatex.sty". There are >>> lots of entries in the "Biblatex citation styles" and "Biblatex >>> bibliography styles", too. >> Weird. That means LyX should know you have that package. >> >> One suggestion would be to try with a fresh user directory. It's >> possible there's something in the one you have that's left over from the >> previous biblatex hackery. But it's hard to know. >> >> Riki >> >>
