1. A method comprising: receiving an exception indicating an occurrence of an error in an application and a path to the exception in an application space; performing, by a processor of a machine, a comparison of the received exception to a first set of stored exceptions in a prior version of an exception data structure; performing a comparison of the received exception to a second set of stored exceptions in an older version of the exception data structure, the older version being older than the prior version; storing the received exception in a current version of the exception data structure; associating a classification with the received exception based on the comparisons, the classification indicating the results of the comparisons, the classification including an indication to provide an alert; determining that an alert modification instruction of a reset type for the alert has been received; and based on the classification and the reset type, providing the alert.