Created attachment 773412 [details]
Full log

Running on an updated Leap 15.0
$ rpm -q libecore1 libeina1 enlightenment libelementary1 libeo1 libevas1 
libecore1-1.20.7-lp150.5.9.x86_64
libeina1-1.20.7-lp150.5.9.x86_64
enlightenment-0.22.3-lp150.2.1.x86_64
libelementary1-1.20.7-lp150.5.9.x86_64
libeo1-1.20.7-lp150.5.9.x86_64
libevas1-1.20.7-lp150.5.9.x86_64

Running enlightenment_askpass works fine.

But when started through git imap-send this happens:
git format-patch -M --to linux-rdma@vger.kernel.org --subject-prefix="PATCH
rdma-core" --stdout  origin/master  | git imap-send


ERR<14561>:ecore_evas
modules/ecore_evas/engines/wayland/ecore_evas_wayland_common.c:2340
_ecore_evas_wl_common_new_internal() Failed to connect to Wayland Display
(null)
## Copy & Paste the below (until EOF) into a terminal, then hit Enter

eina_btlog << EOF
/usr/lib64/libeina.so.1  0x7fd5b5af523c 0x7fd5b5acc000
/usr/lib64/libeina.so.1  0x7fd5b5af5f61 0x7fd5b5acc000
/usr/lib64/libeina.so.1  0x7fd5b5af7333 0x7fd5b5acc000
/usr/lib64/ecore_evas/engines/wayland/v-1.20/module.so   0x7fd5a814577a
0x7fd5a813d000
/usr/lib64/ecore_evas/engines/wayland/v-1.20/module.so   0x7fd5a81457f7
0x7fd5a813d000
/usr/lib64/libecore_evas.so.1    0x7fd5b6a9b397 0x7fd5b6a84000
/usr/lib64/libelementary.so.1    0x7fd5b93d7c13 0x7fd5b914c000
/usr/lib64/libelementary.so.1    0x7fd5b93d89f0 0x7fd5b914c000
/usr/lib64/libeo.so.1    0x7fd5b5f8e95e 0x7fd5b5f7e000
/usr/lib64/libeo.so.1    0x7fd5b5f86ffc 0x7fd5b5f7e000
/usr/lib64/libelementary.so.1    0x7fd5b93d26c2 0x7fd5b914c000
/usr/bin/enlightenment_askpass   0x55aa25b146cf 0x55aa25b13000
/usr/bin/enlightenment_askpass   0x55aa25b144dc 0x55aa25b13000
/lib64/libc.so.6         0x7fd5b86ddf4a 0x7fd5b86bd000
/usr/bin/enlightenment_askpass   0x55aa25b1451a 0x55aa25b13000
EOF


Full error log attached.

Note: This worked fined in Leap 42.3