i run my openstudio model. The error show controller error for controller = "pau-b1-02 controller chw clg coil. I don't know how to fix the problem and need help

edit

Error message below:

FindRootSimpleController: Controller error for controller = "PAU-B1-02 CONTROLLER CHW CLG COIL"
**   ~~~   **  Environment=SHENZHEN ANN HTG 99.6% CONDNS DB, at Simulation time=01/21 06:00 - 06:10
**   ~~~   **   Controller function is inconsistent with user specified controller action = Reverse action
**   ~~~   **   Actuator will be set to maximum action
**   ~~~   ** Controller control type=Temperature
**   ~~~   ** Controller temperature setpoint = -19.28 [C]
**   ~~~   ** Controller sensed temperature = 6.98 [C]
**   ~~~   ** Controller actuator mass flow rate set to 6.68 [kg/s]
**   ~~~   ** Controller actuator temperature = 7.00 [C]
**   ~~~   **   Note: Chilled water coils should be reverse action and the entering chilled
**   ~~~   **         water temperature (controller actuator temperature) should be below the setpoint temperature
**   ~~~   **   Note: Hot water coils should be normal action and the entering hot
**   ~~~   **         water temperature (controller actuator temperature) should be above the setpoint temperature
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 05/25 17:20 - 17:30
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-01, at RUN PERIOD 1, 06/05 17:23 - 17:25
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-B1-11, at RUN PERIOD 1, 06/16 23:04 - 23:05
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-B1-11, at RUN PERIOD 1, 07/02 14:17 - 14:18
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-04-02, at RUN PERIOD 1, 07/02 18:10 - 18:11
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-04-02, at RUN PERIOD 1, 07/09 23:14 - 23:16
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 07/27 10:20 - 10:30
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-B1-11, at RUN PERIOD 1, 08/02 15:26 - 15:28
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-01, at RUN PERIOD 1, 08/05 15:20 - 15:23
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 08/05 15:20 - 15:23
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 08/05 15:28 - 15:30
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-01, at RUN PERIOD 1, 08/06 12:20 - 12:30
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 08/06 12:27 - 12:30
** Warning ** SolveAirLoopControllers: Maximum iterations (50) exceeded for PAU-M-02, at RUN PERIOD 1, 08/06 17:30 - 17:33

Thanks