Pinta Crashes on Changing Font

Ubuntu Mate 17.10, installed Pinta 1.6 opened image from HD then chose to insert text on image and trying to change text caused Pinta to crash:

ERROR: apport (pid 10369) Wed Aug 30 11:03:52 2017: called for pid 10291, signal 6, core limit 0
ERROR: apport (pid 10369) Wed Aug 30 11:03:52 2017: script: /usr/lib/pinta/Pinta.exe, interpreted by /usr/bin/mono-sgen (command line "/usr/bin/mono /usr/lib/pinta/Pinta.exe")
ERROR: apport (pid 10369) Wed Aug 30 11:03:52 2017: debug: session gdbus call: (true,)

ERROR: apport (pid 10369) Wed Aug 30 11:04:04 2017: wrote report /var/crash/_usr_lib_pinta_Pinta.exe.1000.crash
ERROR: apport (pid 10448) Wed Aug 30 11:04:49 2017: called for pid 10418, signal 6, core limit 0
ERROR: apport (pid 10448) Wed Aug 30 11:04:49 2017: script: /usr/lib/pinta/Pinta.exe, interpreted by /usr/bin/mono-sgen (command line "/usr/bin/mono /usr/lib/pinta/Pinta.exe")
ERROR: apport (pid 10448) Wed Aug 30 11:04:49 2017: debug: session gdbus call: (true,)

ERROR: apport (pid 10448) Wed Aug 30 11:04:49 2017: apport: report /var/crash/_usr_lib_pinta_Pinta.exe.1000.crash already exists and unseen, doing nothing to avoid disk usage DoS

HARDWARE:

00:00.0 Host bridge: Intel Corporation 4th Gen Core Processor DRAM Controller (rev 06)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor PCI Express x16 Controller (rev 06)
00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB xHCI (rev 05)
00:16.0 Communication controller: Intel Corporation 8 Series/C220 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #2 (rev 05)
00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller (rev 05)
00:1c.0 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #1 (rev d5)
00:1c.2 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset Family PCI Express Root Port #3 (rev d5)
00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset Family USB EHCI #1 (rev 05)
00:1f.0 ISA bridge: Intel Corporation C220 Series Chipset Family H81 Express LPC Controller (rev 05)
00:1f.2 SATA controller: Intel Corporation 8 Series/C220 Series Chipset Family 6-port SATA Controller 1 [AHCI mode] (rev 05)
00:1f.3 SMBus: Intel Corporation 8 Series/C220 Series Chipset Family SMBus Controller (rev 05)
01:00.0 VGA compatible controller: NVIDIA Corporation G96 [GeForce 9500 GT] (rev a1)
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 06)