Making a vehicle mob but it will not work right and gives me an error

Not sure if this is the place to post this but I get an error when I try to do something.

Would appreciate any help

Thanks, 

code is below

gradle thing:

C:\Pylo\MCreator181\forge\build\sources\main\java\mod\mcreator\mcreator_scootermob.java:46: error: cannot find symbol
		RenderLiving customRender = new RenderLiving(Minecraft.getMinecraft().getRenderManager(), new Model(), 0) {
		                                                                                              ^
  symbol:   class Model
  location: class mcreator_scootermob
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: C:\Pylo\MCreator181\forge\build\sources\main\java\mod\mcreator\mcreator_scootermob.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
1 error

FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':compileJava'.
> Compilation failed; see the compiler error output for details.

* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.

console:

    Executing gradle command: clean runClient Build info: MCreator 1.8.1, 64-bit, 16265 MB, Windows 10 - cmd, JVM 1.8.0_172, JAVA_HOME: C:\Pylo\MCreator181\.\jdk C:\Pylo\MCreator181\forge>gradlew -Dorg.gradle.daemon=false -Dorg.gradle.parallel=false -Dorg.gradle.jvmargs="-Xms625m -Xmx2048m" clean runClient  This mapping 'snapshot_20171003' was designed for MC 1.12! Use at your own peril. #################################################          ForgeGradle 2.3-SNAPSHOT-7764e3e           https://github.com/MinecraftForge/ForgeGradle   #################################################                  Powered by MCP                                http://modcoderpack.com                   by: Searge, ProfMobius, R4wk, ZeuX                Fesh0r, IngisKahn, bspkrs, LexManos          ################################################# :clean :deobfCompileDummyTask :deobfProvidedDummyTask :sourceApiJava :compileApiJava UP-TO-DATE :processApiResources UP-TO-DATE :apiClasses UP-TO-DATE :sourceMainJava :compileJava FAILED BUILD FAILED Total time: 15.511 secs C:\Pylo\MCreator181\forge> Task completed with return code 0 in 15989 milliseconds