Artificial wall error in fluent
 

Artificial walls on 229 faces (36.5% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
**** 9* 6.7452e-02* 4.2456e-04* 1.2403e-04* 1.2762e-04* 0:03:18** 91

Artificial walls on 263 faces (44.8% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 10* 9.5896e-02* 1.4357e-03* 3.3114e-03* 8.5947e-04* 0:03:13** 90

Artificial walls on 168 faces (34.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 11* 1.2081e-01* 5.1255e-04* 7.1303e-04* 3.9098e-04* 0:02:50** 89

Artificial walls on 103 faces (25.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.

* iter* continuity* x-velocity* y-velocity* z-velocity**** time/iter
*** 12* 1.2865e-01* 3.0504e-04* 2.6108e-04* 1.7781e-04* 0:03:25** 88

Artificial walls on 114 faces (28.9% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 13* 1.0822e-01* 1.0121e-03* 1.3175e-03* 7.9926e-04* 0:03:00** 87

Artificial walls on 110 faces (28.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 14* 1.0300e-01* 2.7773e-04* 2.9792e-04* 2.0749e-04* 0:02:39** 86

Artificial walls on 50 faces (14.3% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 15* 8.5155e-02* 1.8876e-04* 1.5196e-04* 1.0855e-04* 0:02:23** 85

Artificial walls on 25 faces (9.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 16* 6.1318e-02* 6.8839e-05* 5.7725e-05* 4.4197e-05* 0:02:27** 84

Artificial walls on 8 faces (2.9% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 17* 3.7380e-02* 3.2700e-05* 2.6389e-05* 2.1119e-05* 0:02:13** 83

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 18* 2.2049e-02* 2.4332e-05* 1.4467e-05* 1.3157e-05* 0:02:01** 82

Artificial walls on 2 faces (0.5% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 19* 1.2633e-02* 1.3254e-05* 8.0841e-06* 7.6096e-06* 0:01:52** 81

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 20* 7.5741e-03* 8.7439e-06* 4.9641e-06* 4.5517e-06* 0:02:00** 80

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 21* 5.0388e-03* 6.9260e-06* 3.2612e-06* 3.0596e-06* 0:02:07** 79

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 22* 3.4927e-03* 5.2877e-06* 2.1201e-06* 2.0333e-06* 0:02:11** 78

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.

* iter* continuity* x-velocity* y-velocity* z-velocity**** time/iter
*** 23* 2.5274e-03* 4.0967e-06* 1.4290e-06* 1.4001e-06* 0:01:59** 77

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 24* 1.8612e-03* 3.1569e-06* 1.0064e-06* 1.0060e-06* 0:02:04** 76

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 25* 1.4336e-03* 3.0139e-06* 8.3737e-07* 8.4373e-07* 0:02:08** 75

Artificial walls on 2 faces (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 26* 1.0739e-03* 2.2359e-06* 6.0060e-07* 5.9933e-07* 0:01:56** 74

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 27* 7.8891e-04* 1.7429e-06* 4.4684e-07* 4.4735e-07* 0:01:46** 73
!** 27 solution is converged
Flow time = 0.005s, time step = 1
Deleting Client...done
Shutting down Server...doneArtificial walls on 229 faces (36.5% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
**** 9* 6.7452e-02* 4.2456e-04* 1.2403e-04* 1.2762e-04* 0:03:18** 91

Artificial walls on 263 faces (44.8% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 10* 9.5896e-02* 1.4357e-03* 3.3114e-03* 8.5947e-04* 0:03:13** 90

Artificial walls on 168 faces (34.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 11* 1.2081e-01* 5.1255e-04* 7.1303e-04* 3.9098e-04* 0:02:50** 89

Artificial walls on 103 faces (25.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.

* iter* continuity* x-velocity* y-velocity* z-velocity**** time/iter
*** 12* 1.2865e-01* 3.0504e-04* 2.6108e-04* 1.7781e-04* 0:03:25** 88

Artificial walls on 114 faces (28.9% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 13* 1.0822e-01* 1.0121e-03* 1.3175e-03* 7.9926e-04* 0:03:00** 87

Artificial walls on 110 faces (28.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 14* 1.0300e-01* 2.7773e-04* 2.9792e-04* 2.0749e-04* 0:02:39** 86

Artificial walls on 50 faces (14.3% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 15* 8.5155e-02* 1.8876e-04* 1.5196e-04* 1.0855e-04* 0:02:23** 85

Artificial walls on 25 faces (9.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 16* 6.1318e-02* 6.8839e-05* 5.7725e-05* 4.4197e-05* 0:02:27** 84

Artificial walls on 8 faces (2.9% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 17* 3.7380e-02* 3.2700e-05* 2.6389e-05* 2.1119e-05* 0:02:13** 83

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 18* 2.2049e-02* 2.4332e-05* 1.4467e-05* 1.3157e-05* 0:02:01** 82

Artificial walls on 2 faces (0.5% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 19* 1.2633e-02* 1.3254e-05* 8.0841e-06* 7.6096e-06* 0:01:52** 81

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 20* 7.5741e-03* 8.7439e-06* 4.9641e-06* 4.5517e-06* 0:02:00** 80

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 21* 5.0388e-03* 6.9260e-06* 3.2612e-06* 3.0596e-06* 0:02:07** 79

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 22* 3.4927e-03* 5.2877e-06* 2.1201e-06* 2.0333e-06* 0:02:11** 78

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.

* iter* continuity* x-velocity* y-velocity* z-velocity**** time/iter
*** 23* 2.5274e-03* 4.0967e-06* 1.4290e-06* 1.4001e-06* 0:01:59** 77

Artificial walls on 5 faces (0.4% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 24* 1.8612e-03* 3.1569e-06* 1.0064e-06* 1.0060e-06* 0:02:04** 76

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 25* 1.4336e-03* 3.0139e-06* 8.3737e-07* 8.4373e-07* 0:02:08** 75

Artificial walls on 2 faces (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 26* 1.0739e-03* 2.2359e-06* 6.0060e-07* 5.9933e-07* 0:01:56** 74

Artificial walls on 1 face (0.1% area) of pressure-outlet 8 to prevent fluid from flowing into the boundary.
*** 27* 7.8891e-04* 1.7429e-06* 4.4684e-07* 4.4735e-07* 0:01:46** 73
!** 27 solution is converged
Flow time = 0.005s, time step = 1
Deleting Client...done
_________

Does anyone know about this error in fluent?
I'm working on a fsi solution
this error is written in the fluent console and then I got fluid flow threw an error in coupling window