Hi Marko, make sure you don't have another version of PTLib installed on your machine and use the PTLib from https://github.com/willamowius/ptlib as described in the manual https://www.gnugk.org/gnugk-manual-14.html#ss14.1 Regards, Jan -- Jan Willamowius, Founder of the GNU Gatekeeper Project EMail : jan@xxxxxxxxxxxxxx Website: https://www.gnugk.org Support: https://www.willamowius.com/gnugk-support.html Relaxed Communications GmbH Frahmredder 91, 22393 Hamburg, Germany Geschäftsführer: Jan Willamowius HRB 125261 (Amtsgericht Hamburg) USt-IdNr: DE286003584 Marko Tirs via gnugk-users wrote: > Hi,I'm trying to compile the GNU-GK Version 5.1 on the "Ubuntu 18.04.1 LTS", amd 64. > After./configuremake > I get following error: > [CC] SoftPBX.cxxIn file included from SoftPBX.cxx:25:0:MakeCall.h:91:5: error: ‘PAdaptiveDelay’ does not name a type PAdaptiveDelay readDelay; ^~~~~~~~~~~~~~MakeCall.h:92:5: error: ‘PAdaptiveDelay’ does not name a type PAdaptiveDelay writeDelay; ^~~~~~~~~~~~~~/usr/share/ptlib//make/common.mak:96: recipe for target 'obj_linux_x86_64_s/SoftPBX.o' failedmake[1]: *** [obj_linux_x86_64_s/SoftPBX.o] Error 1make[1]: Leaving directory '/home/user/gnugk-5_1'/usr/share/ptlib//make/common.mak:295: recipe for target 'optnoshared' failedmake: *** [optnoshared] Error 2 > What could be the problem? > Thank you!Regards > Marko _______________________________________________________ Posting: mailto:gnugk-users@xxxxxxxxxxxxxxx Archive: https://lists.gnugk.org/pipermail/gnugk-users/ Unsubscribe: https://lists.gnugk.org/lists/listinfo/gnugk-users Homepage: https://www.gnugk.org/