altera_lnsim.sv fails in version 10.5a of Questa compiler

in questa 10.0.c I have no problems, but when I simply change the questa version to 10.5a I get these altera_lnsim.sv errors

# ** Error: QuestaSim-64 vlog 10.5a Compiler 2016.04 Apr 5 2016# Start time: 16:53:54 on Apr 16,2018# vlog -work work "+incdir+../tb_avalon+../../top/main/rtl/tcon/hdl+../tb_avalon" -v C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv -v C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_mf.v -v C:/intelFPGA/16.1/quartus/eda/sim_lib/twentynm_atoms.v -v C:/intelFPGA/16.1/quartus/eda/sim_lib/mentor/twentynm_atoms_ncrypt.v ../hdl_for_sim/pclk_div3_pll_altera_iopll_161_qwie2fi.vo # -- Compiling module pclk_div3_pll_altera_iopll_161_qwie2fi# -- Scanning library file 'C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv'# ** Warning: (vlog-2176) C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv(4): Package declaration altera_lnsim_functions ignored during scan of library file.# ** Warning: (vlog-2176) C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv(1486): Package declaration altera_generic_pll_functions ignored during scan of library file.# -- Compiling module altera_iopll# -- Compiling module dps_pulse_gen_iopll# -- Compiling module twentynm_iopll_arlol# ** Warning: (vlog-2176) C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv(32217): Package declaration fourteennm_iopll_functions ignored during scan of library file.# -- Compiling module twentynm_iopll_ip# -- Compiling module altera_iopll_rotation_lcells# ** Error: (vlog-13069) C:/intelFPGA/16.1/quartus/eda/sim_lib/altera_lnsim.sv(34937): syntax error, unexpected "SystemVerilog keyword 'endpackage'", expecting class.

Anyone else have this problem?