...
/**Check if Loan exists**/
SELECT @RowCount = Count(*)
FROM Applications
WHERE ApplicationID = @ApplicationID
IF @RowCount = 0
BEGIN
PRINT 'Applicación' + @ApplicationID + ' no está aprobada o activa';
ROLLBACK TRANSACTION -- complete the transaction before exiting the stored procedure
Return;
END;
Else
...
For fast, accurate and documented assistance in answering your questions, please read this article.
Understanding and using APPLY, (I) and (II) Paul White
Hidden RBAR: Triangular Joins / The "Numbers" or "Tally" Table: What it is and how it replaces a loop Jeff Moden