[Milestone XT720 General] fjfalcon:
After replacing all /system/lib (i think i should not do such thing... but.. whatever...)

Here is adb log:

D/AndroidRuntime( 1897): >>>>>>>>>>>>>> AndroidRuntime START <<<<<<<<<<<<<<
I/AndroidRuntime( 1897): Heap size: -Xmx32m
D/AndroidRuntime( 1897): CheckJNI is OFF
D/dalvikvm( 1897): creating instr width table
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'core.jar' (bootstrap=1) ---
E/dalvikvm( 1900): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'core.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/core.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/core.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'bouncycastle.jar' (bootstrap=1) ---
E/dalvikvm( 1901): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'bouncycastle.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/bouncycastle.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/bouncycastle.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'ext.jar' (bootstrap=1) ---
E/dalvikvm( 1902): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'ext.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/ext.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/ext.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'framework.jar' (bootstrap=1) ---
E/dalvikvm( 1903): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'framework.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/framework.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/framework.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'android.policy.jar' (bootstrap=1) ---
E/dalvikvm( 1904): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'android.policy.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/android.policy.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/android.policy.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'services.jar' (bootstrap=1) ---
E/dalvikvm( 1905): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'services.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/services.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/services.jar'
D/dalvikvm( 1897): DexOpt: incorrect opt magic number (0xff ff ff ff)
D/dalvikvm( 1897): Stale deps in cache file; removing and retrying
D/dalvikvm( 1897): DexOpt: --- BEGIN 'core-junit.jar' (bootstrap=1) ---
E/dalvikvm( 1906): DexOpt: build rev does not match VM: 19 vs 23
W/dalvikvm( 1897): DexOpt: --- END 'core-junit.jar' --- status=0xff00, process failed
E/dalvikvm( 1897): Unable to extract+optimize DEX from '/system/framework/core-junit.jar'
D/dalvikvm( 1897): Unable to process classpath element '/system/framework/core-junit.jar'
E/dalvikvm( 1897): ERROR: no valid entries found in bootclasspath '/system/framework/core.jar:/system/framework/bouncycastle.jar:/system/framework/ext.jar:/system/framework/framework.jar:/system/framework/android.policy.jar:/system/framework/services.jar:/system/framework/core-junit.jar'
W/dalvikvm( 1897): JNI_CreateJavaVM failed
E/AndroidRuntime( 1897): JNI_CreateJavaVM failed

Get loop on that...