No applicable reward rule group in Loyalty Member activity

Dear Expert,

i am new to crm loyalty management. Your kindly help is highly appreacted!!

I have created a loyalty program,Then i created a sales order, and member activity was gnerated successfully via the sales order.However, the points is not got. Could you please tell me how can i do the trouble shoot? is there any configuration missing? Thanks a Lot!!

Bellowing is the details:

loyalty program including:

Reward Rule Group Condition: Activity Categories = Earning Potential;  Activity Types = Product;

Reward Rule Condtion: type = product, Rule Action = Earn Point, Actiual Points = Amount

Then i created a sales order, and member activity was gnerated successfully via the sales order. In the member activity, Category=Earning Potential; Member Activity Type = Product; Amount = 1221 USD

Here is the Process log:

Processed at 17/04/2013 21:33:01

  Member Activity (Generic).Type = 'PRODUCT'

Error: No applicable reward rule group

Reward rule group: Manual; Version: 001

  Applicable: No

Processing completed

Execution time for log point FETCH_RRG_CONTEXT: 36 microseconds

Execution time for log point FETCH_RRG_CONTEXT_DATA: 1172 microseconds

Execution time for log point EXECUTE_RRG_BRF_RULES: 64289 microseconds

Execution time for log point FETCH_RRL_CONTEXT: 17 microseconds

Execution time for log point FETCH_RRL_CONTEXT_DATA: 4 microseconds

Execution time for log point EXECUTE_RRL_BRF_RULES: 2 microseconds

Execution time for log point APPLY_COMBINABILITY_RULES: 31 microseconds

Execution time for log point EXECUTE_ACTIONS: 61 microseconds

Execution time for log point SAVE_ACTION_TRANSACTIONS: 33068 microseconds

Execution server: SAPITTS1_CR1_00; Work process ID (WPID): 11472

Best regards~

Hedy