My solution: For Manjaro (ArchLinux) i installed fpc-svn and fpc-src-svn from AUR with yay and now i have a running: Lazarus 2.1.0 r62669 FPC 3.3.1 x86_64-linux-gtk2 Hope that big jump from 3.0.4 to 3.3.1 causes no troubles ... we'll see! Thanks Juha for your information!