Resolve outlook error ‘cannot start the reminder service. Unable to show reminders’



Among the many equipped functionalities embedded in outlook application is reminders, they serve the function of scheduling components and inform when users of the event when it comes. The utility is of much help to the professionals as with its help, it is all possible for them to keep a constant know-how of schedules & get work done accordingly. Alike other situations in which corruption of PST files & other components makes the application to perform unusually, the reminders when corrupt lead to similar situation and this tends to prevent proper accessing of outlook personal folder files. If the very problem occurs in association with PST corruption, it is necessary for one to opt for appropriate PST recovery tool to fix the issues taking place.

In a situation as such when starting Microsoft outlook, the following error is received –

Cannot start the reminder service. Unable to show reminders

As clear from the message the reminder service of outlook is not able to function properly as soon as it is fixed, the erroneous situation can be resolved. But, varying with cases, this very error may be generated with other outlook error as –

An unknown error has occurred.0X80040600

After this happens outlook's ability to send & receive emails is hampered.

Causes of ‘unable to show reminders' error -

Outlook's failure to shown reminders is on account of the reason that one or more personal folder items are corrupt and this leads to generation of error every time reminder is accessed. In addition to that, i.e. for cases unknown error is also received in conjunction with the prior, it is quite probable that PST file is corrupt & thus cannot perform tasks required.


How to fix outlook error ‘cannot start reminder service'?

For resolving reminder related issue, the reminders are to be cleaned, the steps for which follows as –

  • Go to start and then select ‘search' or ‘find' option
  • Select ‘Files and folders' option and outlook.exe as the file name to be searched
  • Outlook.exe's full path is to be noted and then has to be executed from start -> run.
  • Here the ‘outlook.exe' full path with command line switch ‘cleanreminders' so as to delete the reminder is to be entered

After this the reminder opens & performs as usual and problems taking place are sorted provided, it has been the case of problems with reminder only. While on the other side, PST damage caused issues continue to take place as before and this continues for long till PST recovery utilities such as inbox repair tool or PST repair tool is opted to fix it depending on the complexity of situation.