20:49:58	launcher	main	warn	Couldn't get hash for optifine/OptiFine/1.8.9_HD_U_H8/OptiFine-1.8.9_HD_U_H8.jar from https://libraries.minecraft.net/optifine/OptiFine/1.8.9_HD_U_H8/OptiFine-1.8.9_HD_U_H8.jar.sha1: HTTP 404: Not Found
20:49:59	launcher	main	warn	Have local file C:/Users\Robert\AppData\Roaming\.minecraft\libraries\optifine/OptiFine/1.8.9_HD_U_H8/OptiFine-1.8.9_HD_U_H8.jar but don't know what size or hash it should be. Have to assume it's good.
22:50:04	game		error	jul 21, 2017 8:50:01 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Loading tweak class name optifine.OptiFineTweaker
jul 21, 2017 8:50:01 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Using primary tweak class name optifine.OptiFineTweaker
jul 21, 2017 8:50:01 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Calling tweak class optifine.OptiFineTweaker
OptiFineTweaker: acceptOptions
OptiFineTweaker: injectIntoClassLoader
OptiFine ClassTransformer
OptiFine URL: file:/C:/Users/Robert/AppData/Roaming/.minecraft/libraries/optifine/OptiFine/1.8.9_HD_U_H8/OptiFine-1.8.9_HD_U_H8.jar
OptiFine ZIP file: C:\Users\Robert\AppData\Roaming\.minecraft\libraries\optifine\OptiFine\1.8.9_HD_U_H8\OptiFine-1.8.9_HD_U_H8.jar
OptiFineTweaker: getLaunchArguments
OptiFineTweaker: getLaunchTarget
jul 21, 2017 8:50:02 PM net.minecraft.launchwrapper.LogWrapper log
INFO: Launching wrapped minecraft {net.minecraft.client.main.Main}
  <log4j:Event logger="ave" timestamp="1500663004617" level="INFO" thread="Client thread">
    <log4j:Message><![CDATA[Setting user: Rheador]]></log4j:Message>
  </log4j:Event>
22:50:04	monitor	Process Monitor	error	expected <
22:50:10	game		error	If on Windows, make sure to provide all of the necessary dll's as specified in the twitchsdk README. Also, make sure to set the PATH environment variable to point to the directory containing the dll's.
  <log4j:Event logger="ave" timestamp="1500663010641" level="ERROR" thread="Client thread">
    <log4j:Message><![CDATA[Couldn't initialize twitch stream]]></log4j:Message>
  </log4j:Event>
22:50:10	monitor	Process Monitor	error	expected <
22:50:11	game		error	AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80004005
AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80004005
  <log4j:Event logger="bpx" timestamp="1500663011050" level="ERROR" thread="Thread-7">
    <log4j:Message><![CDATA[Error in class 'LibraryLWJGLOpenAL']]></log4j:Message>
  </log4j:Event>
22:50:11	monitor	Process Monitor	error	expected <
20:50:11	bpx	Thread-7	error	Unable to initialize OpenAL.  Probable cause: OpenAL not supported.
20:50:11	bpx	Thread-7	warn	ERROR MESSAGE:
20:50:11	bpx	Thread-7	warn	STACK TRACE:
20:50:11	bpx	Sound Library Loader	warn	ERROR MESSAGE: