To attempt automatic rollback, please click the "Rollback" button

[zezooo]

when i install any extensions(setting,web setup wizard,extension manager ,Extensions
Ready to Install,when i try to install any one) i see that ,any help?

 

[zezooo]

any help or suggestion

[shoban_poshala1]

delete .maintenance flag and .update error flag file

/magento directory/var/ folder

and management enable and cache clean and cache flush and maintenance mode enable