Mobs won't create

Hi everyone! 

Mcreator crashes whenever I try to make an entity. I can name it, but then it closes and hits me with this error:

Process:               java [9271]
Path:                  /Applications/MCreator.app/Contents/./jdk.bundle/Contents/Home/bin/java
Identifier:            net.java.openjdk.java
Version:               17.0.9 (9)
Code Type:             X86-64 (Native)
Parent Process:        ??? [1]
Responsible:           java [9271]
User ID:               501

Date/Time:             2024-02-08 21:06:48.204 -0500
OS Version:            macOS 11.6.5 (20G527)
Report Version:        12
Anonymous UUID:        29A5BB35-56CB-7101-02BF-0FD3664CD84F

Sleep/Wake UUID:       F7F6C1EF-54A4-46F1-9DEF-E947D97BEBFC

Time Awake Since Boot: 120000 seconds
Time Since Wake:       370 seconds

System Integrity Protection: enabled

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_BREAKPOINT (SIGTRAP)
Exception Codes:       0x0000000000000002, 0x0000000000000000
Exception Note:        EXC_CORPSE_NOTIFY

Termination Signal:    Trace/BPT trap: 5
Termination Reason:    Namespace SIGNAL, Code 0x5
Terminating Process:   exc handler [9271]

If anyone can help I would be thrilled!