This error message is bothering you because the app can;t find a suitable software to launch itself. For instance, a MOV file will launch with Quick Time player or VLC, but if you don't have a media player that supports MOV then it will fail to launch and display this error. The best job would be to identify the extension of the file like "Viss.JPEG", this is an image file with jpeg format. So you have to Google appropriate player to launch jpeg. Similarly, check out the file extension of the app you are downloading and finds its suitable application.
Please find enclosed my application for the position available.
Which to? The first to is a preposition. The last to is an adverb. (Are you sure that you didnt mean too?) Or to with an object?)
You must buy it. However, once you have a World of Warcraft account at battle.net, you will be able to download the latest version of the software through a download button available to active accounts.
Example sentence: Please fill out this application.
He submitted an application.
I had to fill out an application to get this job.
Can't see the following sentence anywhere
The form of this sentence is correct. She filled out the application form.
software
In order to be a WEB leader, they must fill out an application.
The application of this policy may help to improve matters
You should not capitalize a sentence fragment following a colon.