Installation error: INSTALL_PARSE_FAILED_MANIFEST_MALFORMED

Beginner android, create a hello world project, compile, install fails in the simulator, tips:
"Installation error: INSTALL_PARSE_FAILED_MANIFEST_MALFORMED"

Google's answer failed to solve the problem. Which beginner android encountered this problem?<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
1 There may be your client has been installed, the need to transpose to install
2 write your manifest file AndroidManifest.xml a problem, check the
Reply:

cited a floor birdsaction reply:.

1 likely your client has been installed, the need to transpose to install
2 AndroidManifest.xml writing your manifest file in question, check

  
package = "Hello.World" 
android: versionCode = "1" 
android: versionName = "1.0"> 

android: minSdkVersion = "8" 
android: targetSdkVersion = "18" /> 

android: allowBackup = "true" 
android: icon = "@ drawable / ic_launcher" 
android: label = "@ string / app_name" 
android: theme = "@ style / AppTheme"> 
android: name = "Hello.World.MyHelloWorld" 
android: label = "@ string / app_name"> 
 
 

 
 
 
 

 

AndroidManifest.xml are generated, not modified a tag.

Reply:
The uninstall before re-installation.
Reply:
Project did not compile error?
Reply:

references, 4th Floor birdsaction reply:

project did not compile error?

No error
Reply:

reference to the third floor tantahe reply:

to uninstall before installing again.

Estimate is the reason you said, uninstall android, eclipse, reinstall, problem solved.
But this is what causes it?