Hi Exchange 2007 SP1 on Windows Server 2003 I need to increase the size on the limits for 1 mailbox that is on the PF. The PF Database Limits are: Issue Warning = 1991680 Prohibit post = 2094152 Maximum item size = 10240 If I use the PF Management tool and browse to the PF mailbox in question > Limits > Deselect "Use database quota defaults" > Select Issue warning = 3145728 and Apply I get an error: " Some controls are not valid - StoragQuota(3GB) is out of range: (0KB,2094151KB)" I really need to increase this PF Mailbox as this is use heavely. Thanks Maelito

Hi,that issue has been detacted and fixed in Exchange 2007 Sp2.So i'll sugesst to upgrade Exchange 2007 Sp2.please refer below simmler thred.http://social.technet.microsoft.com/Forums/en-US/exchangesvradmin/thread/d994648f-9f9a-491b-95d9-88b80ec0c57f regards Chinthaka Shameera | MCITP: EA | MCSE: M | http://howtoexchange.wordpress.com/

Read the below article to increase the Databse size of Public foldershttp://technet.microsoft.com/en-us/library/aa997859.aspx Use the Limits tab to specify the storage limits, warning message interval, deletion settings, and age limits for all public folders in the selected public folder database. Use this tab to view and configure the following limits for the public folder database. Issue warning at (KB) Select this check box to automatically warn public folder owners that the public folder is approaching its storage limit. To specify the storage limit, select the check box, and then specify in kilobytes (KB) how much content can be stored in the public folder before a warning e-mail message is sent to the folder's owner. You can enter a value between 0 and 2,147,483,647KB (2.1 terabytes). Prohibit post at (KB) Select this check box to prevent posting to the public folders in the database after the size of folder reaches the specified limit. To specify this limit, select the check box, and then specify the size of the public folder in kilobytes (KB) at which you want to prohibit posting. You can enter a value between 0 and 2,147,483,647KB (2.1 terabytes). Maximum item size Select this check box to limit the maximum size of items that users can post to the public folders in the database. To specify the size, select the check box, and then specify the maximum size of items in kilobytes (KB) that users can post to the public folders. You can enter a value between 0 and 2,097,151 KB. Warning message interval Use this list to display the interval at which you want warning messages to be generated. To select one of the default intervals, click the list, and then select one of the following: Run daily at midnight Run daily at 1:00 A.M. Run daily at 2:00 A.M. Use Custom Schedule If you select Use Custom Schedule, you must click Customize to set the schedule. Keep deleted items for (days) Use this box to set the numbers of days that deleted items are retained in a public folder. You can enter a value between 0 and 24,855 days. Do not permanently delete items until the database has been backed up Select this check box to prevent items from being permanently deleted until after the public folder database is backed up. Age limit for all folders in this public folder database (days) Select this check box to limit the age of all folders in this public folder database. Use the text box to specify the age limit in days. You can enter a value between 0 and 24,855 days.