The labels are in your .lfm but not the .pas Try removing the the labels from the .lfm using a simple editor and then adding the labels again via the IDE.
Suggest raising on the forum if you are still having trouble. https://forum.lazarus.freepascal.org ** Attachment added: "unit1.pas" https://bugs.launchpad.net/ubuntu/+source/lazarus/+bug/2116941/+attachment/5892286/+files/unit1.pas -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2116941 Title: class "Tlabel" not found To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lazarus/+bug/2116941/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs