Jalira, Master Polymorphist crash if no creatures in lib

[Aswan jaguar]

Describe the Bug:
If you activate Jalira, Master Polymorphist with no creatures (didn't test with legendary creatures)in library it crashes game.

crash dump | Open

Assertion failed
functions/tutors.c:1673
pos == 0 || deck[pos - 1] != -1
0: 0x0247CE18
1: 0x0247CF69
2: 0x024EB6DB
3: 0x024CF0A5
4: 0x021DC190
5: 0x004018E0
6: 0x004A2806
7: 0x024EC735
8: 0x024D745D
9: 0x024D7BB3
10: 0x004368C6
11: 0x024ADC37
12: 0x0043C200
13: 0x004399BD
14: 0x0047902C
15: 0x004946E9
16: 0x7C80B729

Which card did behave improperly?
Jalira, Master Polymorphist

Which update are you using? (date, name)Which type? (duel, gauntlet, sealed deck)
Manalink dev 778ccb5 version - duel

What exactly should be the correct behavior/interaction?
Jalira, Master Polymorphist

Are any other cards possibly affected by this bug?
-