Crashes upon launch of update 1.13

20:37:28 launcher Preparing to launch minecraft client for 1.13
20:37:28 launcher Checking installations.
20:37:28 launcher Minecraft client 1.13 is ready to start.
20:37:28 launcher Starting!
20:37:28 launcher Using default game log configuration client-1.12.xml (outputs XML)
20:37:30 cfi Setting user: AmericanCap
20:37:34 cfi LWJGL Version: 3.1.6 build 14
20:37:36 vg Reloading ResourceManager: Default
20:37:37 dgh Starting up SoundSystem...
20:37:37 un Couldn't get a list of all vanilla resources
java.nio.file.AccessDeniedException: C:\Users\Sandra\AppData\Roaming\.minecraft\versions\1.13\1.13.jar
 at sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:83)
 at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:90)
 at sun.nio.fs.WindowsLinkSupport.getRealPath(WindowsLinkSupport.java:259)
 at sun.nio.fs.WindowsPath.toRealPath(WindowsPath.java:836)
 at sun.nio.fs.WindowsPath.toRealPath(WindowsPath.java:44)
 at com.sun.nio.zipfs.ZipFileSystemProvider.newFileSystem(ZipFileSystemProvider.java:111)
 at java.nio.file.FileSystems.newFileSystem(FileSystems.java:326)
 at java.nio.file.FileSystems.newFileSystem(FileSystems.java:276)
 at un.a(SourceFile:114)
 at ddr.a(SourceFile:54)
 at vb.a(SourceFile:137)
 at vg.a(SourceFile:80)
 at chu.a(SourceFile:52)
 at vg.a(SourceFile:117)
 at cfi.am(SourceFile:471)
 at cfi.a(SourceFile:377)
 at net.minecraft.client.main.Main.main(SourceFile:144)
20:37:37 un Couldn't get a list of all vanilla resources
java.nio.file.AccessDeniedException: C:\Users\Sandra\AppData\Roaming\.minecraft\versions\1.13\1.13.jar
 at sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:83)
 at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:90)
 at sun.nio.fs.WindowsLinkSupport.getRealPath(WindowsLinkSupport.java:259)
 at sun.nio.fs.WindowsPath.toRealPath(WindowsPath.java:836)
 at sun.nio.fs.WindowsPath.toRealPath(WindowsPath.java:44)
 at com.sun.nio.zipfs.ZipFileSystemProvider.newFileSystem(ZipFileSystemProvider.java:111)
 at java.nio.file.FileSystems.newFileSystem(FileSystems.java:326)
 at java.nio.file.FileSystems.newFileSystem(FileSystems.java:276)
 at un.a(SourceFile:114)
 at ddr.a(SourceFile:54)
 at vb.a(SourceFile:137)
 at vg.a(SourceFile:80)
 at chu.a(SourceFile:52)
 at vg.a(SourceFile:117)
 at cfi.am(SourceFile:471)
 at cfi.a(SourceFile:377)
 at net.minecraft.client.main.Main.main(SourceFile:144)
20:37:37 launcher 
---- Minecraft Crash Report ----
// Quite honestly, I wouldn't worry myself about that.

Time: 7/29/18 8:37 PM
Description: Initializing game

java.lang.NullPointerException: Initializing game
 at cfi.am(SourceFile:475)
 at cfi.a(SourceFile:377)
 at net.minecraft.client.main.Main.main(SourceFile:144)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Client thread
Stacktrace:
 at cfi.am(SourceFile:475)

-- Initialization --
Details:
Stacktrace:
 at cfi.a(SourceFile:377)
 at net.minecraft.client.main.Main.main(SourceFile:144)

-- System Details --
Details:
 Minecraft Version: 1.13
 Operating System: Windows 8.1 (amd64) version 6.3
 Java Version: 1.8.0_51, Oracle Corporation
 Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
 Memory: 413437288 bytes (394 MB) / 603979776 bytes (576 MB) up to 1073741824 bytes (1024 MB)
 JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx1G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M
 Launched Version: 1.13
 LWJGL: 3.1.6 build 14
 OpenGL: AMD Radeon HD 7660D GL version 4.2.12422 Compatibility Profile Context 13.152.1.1000, ATI Technologies Inc.
 GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: Yes
 Is Modded: Probably not. Jar signature remains and client brand is untouched.
 Type: Client (map_client.txt)
 Resource Packs: 
 Current Language: English (US)
 Profiler Position: N/A (disabled)
 CPU: 4x AMD A10-5700 APU with Radeon(tm) HD Graphics 
#@!@# Game crashed! Crash report saved to: #@!@# C:\Users\Sandra\AppData\Roaming\.minecraft\crash-reports\crash-2018-07-29_20.37.37-client.txt
13:37:37 monitor Process crashed with exit code -1