Server wont start, "ERROR StatusLogger Unrecognized format specifier [d]" log4j?

[Buggitt]

When I start the server vis the startserver.bat on my system (windows10), it'll install. Then it'll error similar to this. and if I start it again this is the output:

INFO: Checking java installation...

java version "1.8.0_241"
Java(TM) SE Runtime Environment (build 1.8.0_241-b07)

INFO: Found 64-bit Java 1.8
[09:00:02] [INFO] :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
[09:00:02] [INFO]    Minecraft ServerStarter install/launcher jar
[09:00:02] [INFO]    (Created by BloodWorkXGaming with the help of "Team RAM")
[09:00:02] [INFO] :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
[09:00:02] [INFO]
[09:00:02] [INFO]    This jar will launch a Minecraft Forge/Fabric Modded server
[09:00:02] [INFO]
[09:00:02] [INFO]    Github:    https://github.com/BloodyMods/ServerStarter
[09:00:02] [INFO]    Discord:   https://discord.gg/A3c5YfV
[09:00:02] [INFO]
[09:00:02] [INFO] You are playing All of Fabric 2
[09:00:02] [INFO] Starting to install/launch the server, lean back!
[09:00:02] [INFO] :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
[09:00:02] [INFO]
[09:00:02] [INFO] Pinging 8.8.8.8.
[09:00:02] [INFO] Reached 8.8.8.8: true
[09:00:02] [INFO] Pinging 1.0.0.1.
[09:00:02] [INFO] Reached 1.0.0.1: true
[09:00:02] [INFO] Reached 2 out of 2 IPs.
[09:00:02] [INFO] Server is already installed to correct version, to force install delete the serverstarter.lock File.
[09:00:02] [INFO] Starting Loader, output incoming
ERROR StatusLogger Unrecognized format specifier [d]
ERROR StatusLogger Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [thread]
ERROR StatusLogger Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [level]
ERROR StatusLogger Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [logger]
ERROR StatusLogger Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [msg]
ERROR StatusLogger Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [n]
ERROR StatusLogger Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
ERROR StatusLogger No log4j2 configuration file found. Using default configuration: logging only errors to the console. Set system property 'org.apache.logging.log4j.simplelog.StatusLogger.level' to TRACE to show Log4j2 internal initialization logging.
ERROR StatusLogger Unrecognized format specifier [d]
ERROR StatusLogger Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [thread]
ERROR StatusLogger Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [level]
ERROR StatusLogger Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [logger]
ERROR StatusLogger Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [msg]
ERROR StatusLogger Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [n]
ERROR StatusLogger Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [d]
ERROR StatusLogger Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [thread]
ERROR StatusLogger Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [level]
ERROR StatusLogger Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [logger]
ERROR StatusLogger Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [msg]
ERROR StatusLogger Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [n]
ERROR StatusLogger Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
ERROR StatusLogger No log4j2 configuration file found. Using default configuration: logging only errors to the console. Set system property 'org.apache.logging.log4j.simplelog.StatusLogger.level' to TRACE to show Log4j2 internal initialization logging.
ERROR StatusLogger Unrecognized format specifier [d]
ERROR StatusLogger Unrecognized conversion specifier [d] starting at position 16 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [thread]
ERROR StatusLogger Unrecognized conversion specifier [thread] starting at position 25 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [level]
ERROR StatusLogger Unrecognized conversion specifier [level] starting at position 35 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [logger]
ERROR StatusLogger Unrecognized conversion specifier [logger] starting at position 47 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [msg]
ERROR StatusLogger Unrecognized conversion specifier [msg] starting at position 54 in conversion pattern.
ERROR StatusLogger Unrecognized format specifier [n]
ERROR StatusLogger Unrecognized conversion specifier [n] starting at position 56 in conversion pattern.
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
%d [%thread] %-5level %logger - %msg%nJun 23, 2020 9:00:25 AM co.origamigames.sheet.SheetLib onInitialize
INFO: [SheetLib] Loaded
%d [%thread] %-5level %logger - %msg%n java.lang.NullPointerException: null
        at net.minecraft.server.MinecraftServer.method_3723(MinecraftServer.java:559) ~[intermediary-server.jar:?]
        at net.minecraft.server.MinecraftServer.method_3782(MinecraftServer.java:587) ~[intermediary-server.jar:?]
        at net.minecraft.class_3176.method_3782(class_3176.java:597) ~[intermediary-server.jar:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:689) [intermediary-server.jar:?]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]

this seems to be related?
https://stackoverflow.com/questions/48033792/log4j2-error-statuslogger-unrecognized-conversion-specifier