Operation log:
Cause: Nexus 7 flo Asus Tablet, brushed a CWM recovery after turning into a brick machine;
Try 1: Clean data using CWM recovery, power-on failed
Try 2: Swipe in the CM one-snapshot zip card brush Pack, and use recovery to clear the data, boot failed
Try 3: Brush into cm one eng own compiled version, and use recovery to clear the data, boot failed
Try to 4:fastboot Flash boot/path/to/boot.img, and brush into CM one eng own compiled version, and recovery erase data, boot failed
Try 5: Use Logcat to capture the log, the output is as follows
1D/androidruntime (532): >>>>>> androidruntime START com.android.internal.os.ZygoteInit <<<<<<2D/androidruntime (532): Checkjni is on3 E/DALVIKVM ( 532): Could not stat dex cache directory '/data/dalvik-cache' /c5>: No Such file or directory 4I/DALVIKVM (532): Unable to open or create cache for/system/framework/core.jar (/data/dalvik-cache/[email protected]@[email protected])5D/DALVIKVM (532): Unable to process classpath element'/system/framework/core.jar'6E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory7I/DALVIKVM (532): Unable to open or create cache for/system/framework/conscrypt.jar (/data/dalvik-cache/[email protected]@[email protected])8D/DALVIKVM (532): Unable to process classpath element'/system/framework/conscrypt.jar'9E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directoryTenI/DALVIKVM (532): Unable to open or create cache for/system/framework/okhttp.jar (/data/dalvik-cache/[email protected]@[email protected]) OneD/DALVIKVM (532): Unable to process classpath element'/system/framework/okhttp.jar' AE/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory -I/DALVIKVM (532): Unable to open or create cache for/system/framework/core-junit.jar (/data/dalvik-cache/[email protected] @core-[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/core-junit.jar' theE/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory -I/DALVIKVM (532): Unable to open or create cache for/system/framework/bouncycastle.jar (/data/dalvik-cache/[email protected]@[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/bouncycastle.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory +I/DALVIKVM (532): Unable to open or create cache for/system/framework/ext.jar (/data/dalvik-cache/[email protected]@[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/ext.jar' +E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory AI/DALVIKVM (532): Unable to open or create cache for/system/framework/framework.jar (/data/dalvik-cache/[email protected]@[email protected]) atD/DALVIKVM (532): Unable to process classpath element'/system/framework/framework.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory -I/DALVIKVM (532): Unable to open or create cache for/system/framework/framework2.jar (/data/dalvik-cache/[email protected]@[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/framework2.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory -I/DALVIKVM (532): Unable to open or create cache for/system/framework/telephony-common.jar (/data/dalvik-cache/[email protected] @telephony-[email protected]) inD/DALVIKVM (532): Unable to process classpath element'/system/framework/telephony-common.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory toI/DALVIKVM (532): Unable to open or create cache for/system/framework/voip-common.jar (/data/dalvik-cache/[email protected] @voip-[email protected]) +D/DALVIKVM (532): Unable to process classpath element'/system/framework/voip-common.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory theI/DALVIKVM (532): Unable to open or create cache for/system/framework/mms-common.jar (/data/dalvik-cache/[email protected] @mms-[email protected]) *D/DALVIKVM (532): Unable to process classpath element'/system/framework/mms-common.jar' $E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directoryPanax NotoginsengI/DALVIKVM (532): Unable to open or create cache for/system/framework/android.policy.jar (/data/dalvik-cache/[email protected]@[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/android.policy.jar' theE/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory +I/DALVIKVM (532): Unable to open or create cache for/system/framework/services.jar (/data/dalvik-cache/[email protected]@[email protected]) AD/DALVIKVM (532): Unable to process classpath element'/system/framework/services.jar' theE/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory +I/DALVIKVM (532): Unable to open or create cache for/system/framework/apache-xml.jar (/data/dalvik-cache/[email protected] @apache-[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/apache-xml.jar' $E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory $I/DALVIKVM (532): Unable to open or create cache for/system/framework/webviewchromium.jar (/data/dalvik-cache/[email protected]@[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/webviewchromium.jar' -E/DALVIKVM (532): Could notStatDex Cache Directory'/data/dalvik-cache': No Suchfileor directory theI/DALVIKVM (532): Unable to open or create cache for/system/framework/telephony-msim.jar (/data/dalvik-cache/[email protected] @telephony-[email protected]) -D/DALVIKVM (532): Unable to process classpath element'/system/framework/telephony-msim.jar'WuyiE/DALVIKVM (532): No Valid entries foundinchBootclasspath the '/system/framework/core.jar:/system/framework/conscrypt.jar:/system/framework/okhttp.jar:/system/framework/ core-junit.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/ system/framework/framework2.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/ system/framework/mms-common.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/ Framework/apache-xml.jar:/system/framework/webviewchromium.jar:/system/framework/telephony-msim.jar' -E/DALVIKVM (532): VM aborting WuF/LIBC (532): Fatal Signal6(SIGABRT) at0x00000214(code=-6), Thread532(zygote) -I/servicemanager ( the): Service'Media.audio_flinger'died AboutI/servicemanager ( the): Service'Media.player'died $I/servicemanager ( the): Service'Media.camera'died
This should be the data did not clear the completion of the result, so Google, try to use fastboot-w to clear the data, and finally successfully boot!
Summary, Nexus 7 workaround for this type of problem (yellow background is the focus, the first two steps are optional):
ADB sideload/media/source/cyanogenmod/out/cm-11.0/target/product/flo/cm-11-20141224-unofficial-flo.zip
FastBoot Flash BOOT/MEDIA/SOURCE/CYANOGENMOD/OUT/CM-11.0/TARGET/PRODUCT/FLO/BOOT.IMG
Fastboot-w
〖android〗nexus 7 Flo (Razor) The solution of the card in the boot animation after brushing into the recovery/cm-11.0