Installation has failed

i cant install it... i removed the program completely and even stopped aloha mobile services... even after that it could'nt install...

here is what it says in C:/users/len/local/Appdata/temp

[0721/210009.061:ERROR:chrome\installer\setup\install_worker.cc:148] Failed creating a firewall rules. Continuing with install.
[0721/210009.069:ERROR:chrome\installer\setup\downgrade_cleanup.cc:90] Failed to launch child process ""C:\Users\LENOVO\AppData\Local\Aloha Mobile\Aloha\Application\4.0.0.3\Installer\setup.exe" --cleanup-for-downgrade-version=4.20.0.0 --cleanup-for-downgrade-operation=cleanup": The system cannot find the file specified. (0x2)
[0721/210009.069:ERROR:chrome\installer\util\work_item_list.cc:46] item execution failed
[0721/210009.069:ERROR:chrome\installer\util\work_item_list.cc:55] Failed execution of work item list RegularUpdateWorkItemList
[0721/210009.070:ERROR:chrome\installer\util\work_item_list.cc:46] item execution failed RegularUpdateWorkItemList
[0721/210009.070:ERROR:chrome\installer\util\work_item_list.cc:55] Failed execution of work item list
[0721/210009.070:ERROR:chrome\installer\setup\install.cc:207] Install failed, rolling back... result: INSTALL_FAILED
[0721/210009.070:ERROR:chrome\installer\setup\downgrade_cleanup.cc:117] Failed to launch child process ""C:\Users\LENOVO\AppData\Local\Aloha Mobile\Aloha\Application\4.0.0.3\Installer\setup.exe" --cleanup-for-downgrade-version=4.20.0.0 --cleanup-for-downgrade-operation=revert": The system cannot find the file specified. (0x2)
[0721/210009.086:ERROR:chrome\installer\setup\install.cc:209] Rollback complete.
[0721/210011.532:ERROR:base\metrics\persistent_histogram_storage.cc:135] Could not write "SetupMetrics" persistent histograms to file as the storage directory does not exist.
[0721/210915.239:ERROR:base\metrics\persistent_histogram_storage.cc:135] Could not write "SetupMetrics" persistent histograms to file as the storage directory does not exist.
[0721/210920.281:ERROR:base\metrics\persistent_histogram_storage.cc:135] Could not write "SetupMetrics" persistent histograms to file as the storage directory does not exist.
[0721/210922.432:ERROR:base\metrics\persistent_histogram_storage.cc:135] Could not write "SetupMetrics" persistent histograms to file as the storage directory does not exist.