Minecraft instantly crashes with exported .jar file

Whenever I launch Minecraft with the exported .jar file for my mod my minecraft client instantly crashes. Below is the log file, some parts were changed for my protection (IP, computer username)

[00:05:23] [main/INFO]: ModLauncher running: args [--username, NiaEevee, --version, forge-31.2.0, --gameDir, C:\Users\[My PC Username]\Twitch\Minecraft\Instances\MaterialPlus, --assetsDir, C:\Users\[My PC Username]\Twitch\Minecraft\Install\assets, --assetIndex, 1.15, --uuid, [IP], --accessToken, ????????, --userType, mojang, --versionType, release, --width, 1024, --height, 768, --launchTarget, fmlclient, --fml.forgeVersion, 31.2.0, --fml.mcVersion, 1.15.2, --fml.forgeGroup, net.minecraftforge, --fml.mcpVersion, 20200515.085601]
[00:05:23] [main/INFO]: ModLauncher 5.1.0+69+master.79f13f7 starting: java version 1.8.0_51 by Oracle Corporation
[00:05:23] [main/INFO]: Added Lets Encrypt root certificates as additional trust
[00:05:23] [main/WARN]: Configuration file C:\Users\[My PC Username]\Twitch\Minecraft\Instances\MaterialPlus\config\fml.toml is not correct. Correcting
[00:05:23] [main/WARN]: Incorrect key [defaultConfigPath] was corrected from null to defaultconfigs
[00:05:24] [main/FATAL]: Failed to find Minecraft resource version 1.15.2-20200515.085601 at C:\Users\[My PC Username]\Twitch\Minecraft\Install\libraries\net\minecraftforge\forge\1.15.2-31.2.0\forge-1.15.2-31.2.0-client.jar
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]: java.lang.RuntimeException: Missing minecraft resource!
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at net.minecraftforge.fml.loading.FMLCommonLaunchHandler.lambda$validatePaths$4(FMLCommonLaunchHandler.java:124)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at net.minecraftforge.fml.loading.FMLCommonLaunchHandler$$Lambda$154/1068586139.accept(Unknown Source)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at net.minecraftforge.fml.loading.FMLCommonLaunchHandler.validatePaths(FMLCommonLaunchHandler.java:121)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at net.minecraftforge.fml.loading.FMLLoader.setupLaunchHandler(FMLLoader.java:197)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at net.minecraftforge.fml.loading.FMLServiceProvider.initialize(FMLServiceProvider.java:92)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.TransformationServiceDecorator.onInitialize(TransformationServiceDecorator.java:68)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.TransformationServicesHandler.lambda$initialiseTransformationServices$7(TransformationServicesHandler.java:107)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.TransformationServicesHandler$$Lambda$84/915349526.accept(Unknown Source)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.util.HashMap$Values.forEach(HashMap.java:972)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.TransformationServicesHandler.initialiseTransformationServices(TransformationServicesHandler.java:107)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.TransformationServicesHandler.initializeTransformationServices(TransformationServicesHandler.java:59)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.Launcher.run(Launcher.java:75)
[00:05:24] [main/INFO]: [java.lang.ThreadGroup:uncaughtException:1052]:     at cpw.mods.modlauncher.Launcher.main(Launcher.java:65)