4.0.1.48 Contacts not synchronized to exchange

REPRODUCIBILITY (% or how often): 100%
BUILD ID = OS VERSION (Settings > About product): 4.1.0.48
HARDWARE (XA2, Xperia 10…): XA2
UI LANGUAGE: english
REGRESSION: (compared to previous public release: Yes, No, ?):

DESCRIPTION:

Contact created on the device does not sync to exchange account

PRECONDITIONS:

STEPS TO REPRODUCE:

  1. Create a contact on the phone
  2. Sync exchange account

EXPECTED RESULT:

contact should appear on the exchange side

ACTUAL RESULT:

No contact shown on the exchange side

ADDITIONAL INFORMATION:

(Please ALWAYS attach relevant data such as logs, screenshots, etc…)