Phoenix 3.11.0 - errors

Exceptions:

8/2/2013 5:54:07 PM: Error: System.FormatException: Input string was not in a correct format.
at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
at System.Int32.Parse(String s)
at A.
.
(String
)
at A..
(
, 
)
at A..
(Byte[]&
)

8/2/2013 6:38:47 PM: Error: System.FormatException: Input string was not in a correct format.
at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
at System.Int32.Parse(String s)
at A.
.
(String
)
at A..
(
, 
)
at A..
(Byte[]&
)

threaderror:

8/2/2013 6:25:16 PM: Error in thread Room [ID: 251142] [Part: 11] Update User Status:
System.IndexOutOfRangeException: Index was outside the bounds of the array.
at System.Collections.Generic.Dictionary`2.Resize()
at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
at System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value)
at (Object , String , String )
at A..
(Object
, String , String )
at A..(
, Boolean , Boolean )

8/2/2013 6:25:16 PM: Error in thread Room [ID: 251142] [Part: 12 cycle task -- Process Users Updates:
System.NullReferenceException: Object reference not set to an instance of an object.
at A..()

Got huge DC¨s.
What can the problem be?
Using proxy