Unexpected DB error occurred near:

Error After Major FUNC: add_update_counter_master_rec for rec_num: CL1048731089

--> set_rec_field_str called to set: "last_IP_addr" with value: {{38.107.179.222}}
--> set_rec_field_str called to set: "last_date" with value: {{1327725027}}
--> set_rec_field_str called to set: "S1" with value: {{1}}
--> set_rec_field_str called to set: "S2" with value: {{1327708824}}
--> set_rec_field_str called to set: "S3" with value: {{2}}
--> set_rec_field_str called to set: "S4" with value: {{1327622424}}
--> set_rec_field_str called to set: "S5" with value: {{}}
--> set_rec_field_str called to set: "S6" with value: {{1327104024}}
--> set_rec_field_str called to set: "S7" with value: {{}}
--> set_rec_field_str called to set: "S8" with value: {{1325376024}}
--> set_rec_field_str called to set: "S9" with value: {{}}
--> set_rec_field_str called to set: "S10" with value: {{1325376024}}
--> update_record called
*** get_db_error_msg called to return: Error from cbt level ***
===> ISAM error: Error from cbt level data file: Qfiles/Qcounters.db CBT error: key not found function: cbunlock context: finding leaf containing key ----> update_record function FAILED with error: Error from cbt level

DB Error= 1

Error Record's Field Contents:
CL1048731089| I| 1| 178| A| 38.107.179.222| 1327725027| 1| 1327708824| 2| 1327622424| | 1327104024| | 1325376024| | 1325376024| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |