how to solve "staad 2d error"

Please attach that STAAD model.

****************************************************
* *
* STAAD.Pro V8i SELECTseries6 *
* Version 20.07.11.90 *
* Proprietary Program of *
* Bentley Systems, Inc. *
* Date= MAR 23, 2021 *
* Time= 17:24:38 *
* *
* USER ID: *
****************************************************

1. STAAD SPACE
INPUT FILE: C:\SProV8i SS6\STAAD\Plugins\Structure1.STD
2. START JOB INFORMATION
3. ENGINEER DATE 23-MAR-21
4. END JOB INFORMATION
5. SET PRINT 5
6. INPUT WIDTH 79
7. UNIT METER KN
8. JOINT COORDINATES
9. 1 0 0 0; 2 3.00001 0 0; 3 6.00001 0 0; 4 9.00002 0 0; 5 12 0 0; 6 0 0 7.00001
10. 7 3.00001 0 7.00001; 8 6.00001 0 7.00001; 9 9.00002 0 7.00001; 10 12 0 7.00001
11. 11 0 3.00001 0; 12 3.00001 3.00001 0; 13 6.00001 3.00001 0
12. 14 9.00002 3.00001 0; 15 12 3.00001 0; 16 0 3.00001 7.00001
13. 17 3.00001 3.00001 7.00001; 18 6.00001 3.00001 7.00001
14. 19 9.00002 3.00001 7.00001; 20 12 3.00001 7.00001; 21 0 6.00001 0
15. 22 3.00001 6.00001 0; 23 6.00001 6.00001 0; 24 9.00002 6.00001 0
16. 25 12 6.00001 0; 26 0 6.00001 7.00001; 27 3.00001 6.00001 7.00001
17. 28 6.00001 6.00001 7.00001; 29 9.00002 6.00001 7.00001; 30 12 6.00001 7.00001
18. 31 0 9.00002 0; 32 3.00001 9.00002 0; 33 6.00001 9.00002 0
19. 34 9.00002 9.00002 0; 35 12 9.00002 0; 36 0 9.00002 7.00001
20. 37 3.00001 9.00002 7.00001; 38 6.00001 9.00002 7.00001
21. 39 9.00002 9.00002 7.00001; 40 12 9.00002 7.00001; 41 0 12 0; 42 3.00001 12 0
22. 43 6.00001 12 0; 44 9.00002 12 0; 45 12 12 0; 46 0 12 7.00001
23. 47 3.00001 12 7.00001; 48 6.00001 12 7.00001; 49 9.00002 12 7.00001
24. 50 12 12 7.00001; 51 0 15 0; 52 3.00001 15 0; 53 6.00001 15 0; 54 9.00002 15 0
25. 55 12 15 0; 56 0 15 7.00001; 57 3.00001 15 7.00001; 58 6.00001 15 7.00001
26. 59 9.00002 15 7.00001; 60 12 15 7.00001
27. MEMBER INCIDENCES
28. 1 1 2; 2 2 3; 3 3 4; 4 4 5; 5 6 7; 6 7 8; 7 8 9; 8 9 10; 9 1 6; 10 2 7; 11 3 8
29. 12 4 9; 13 5 10; 14 1 11; 15 2 12; 16 3 13; 17 4 14; 18 5 15; 19 6 16; 20 7 17
30. 21 8 18; 22 9 19; 23 10 20; 24 11 12; 25 12 13; 26 13 14; 27 14 15; 28 16 17
31. 29 17 18; 30 18 19; 31 19 20; 32 11 16; 33 12 17; 34 13 18; 35 14 19; 36 15 20
32. 37 11 21; 38 12 22; 39 13 23; 40 14 24; 41 15 25; 42 16 26; 43 17 27; 44 18 28
33. 45 19 29; 46 20 30; 47 21 22; 48 22 23; 49 23 24; 50 24 25; 51 26 27; 52 27 28
34. 53 28 29; 54 29 30; 55 21 26; 56 22 27; 57 23 28; 58 24 29; 59 25 30; 60 21 31
35. 61 22 32; 62 23 33; 63 24 34; 64 25 35; 65 26 36; 66 27 37; 67 28 38; 68 29 39
36. 69 30 40; 70 31 32; 71 32 33; 72 33 34; 73 34 35; 74 36 37; 75 37 38; 76 38 39
37. 77 39 40; 78 31 36; 79 32 37; 80 33 38; 81 34 39; 82 35 40; 83 31 41; 84 32 42
38. 85 33 43; 86 34 44; 87 35 45; 88 36 46; 89 37 47; 90 38 48; 91 39 49; 92 40 50
STAAD SPACE -- PAGE NO. 2

39. 93 41 42; 94 42 43; 95 43 44; 96 44 45; 97 46 47; 98 47 48; 99 48 49
40. 100 49 50; 101 41 46; 102 42 47; 103 43 48; 104 44 49; 105 45 50; 106 41 51
41. 107 42 52; 108 43 53; 109 44 54; 110 45 55; 111 46 56; 112 47 57; 113 48 58
42. 114 49 59; 115 50 60; 116 51 52; 117 52 53; 118 53 54; 119 54 55; 120 56 57
43. 121 57 58; 122 58 59; 123 59 60; 124 51 56; 125 52 57; 126 53 58; 127 54 59
44. 128 55 60
45. DEFINE MATERIAL START
46. ISOTROPIC CONCRETE
47. E 2.17184E+007
48. POISSON 0.17
49. DENSITY 23.6158
50. ALPHA 5E-006
51. DAMP 0.05
52. TYPE CONCRETE
53. STRENGTH FCU 27578.9
54. END DEFINE MATERIAL
55. MEMBER PROPERTY INDIAN
56. 14 TO 23 37 TO 46 60 TO 69 83 TO 92 106 TO 115 PRIS YD 0.3 ZD 0.4
57. 1 TO 13 24 TO 36 47 TO 59 70 TO 82 93 TO 105 116 TO 128 PRIS YD 0.3 ZD 0.45
58. CONSTANTS
59. MATERIAL CONCRETE ALL
60. SUPPORTS
61. 1 TO 10 FIXED
62. LOAD 1 LOADTYPE DEAD TITLE DEAD
63. SELFWEIGHT Y -1
64. MEMBER LOAD
65. 24 TO 36 47 TO 59 70 TO 82 93 TO 105 UNI GY -12.5
66. FLOOR LOAD
67. YRANGE 3 15 FLOAD -5 GY
68. MEMBER LOAD
69. 10 TO 12 33 TO 35 56 TO 58 79 TO 81 102 TO 104 116 TO 128 UNI GY 7.5
70. LOAD 2 LOADTYPE LIVE REDUCIBLE TITLE LIVE
71. FLOOR LOAD
72. YRANGE 3 15 FLOAD -2 GY
73. PERFORM ANALYSIS

P R O B L E M S T A T I S T I C S
-----------------------------------

NUMBER OF JOINTS 60 NUMBER OF MEMBERS 128
NUMBER OF PLATES 0 NUMBER OF SOLIDS 0
NUMBER OF SURFACES 0 NUMBER OF SUPPORTS 10

STAAD SPACE -- PAGE NO. 3

SOLVER USED IS THE OUT-OF-CORE BASIC SOLVER

ORIGINAL/FINAL BAND-WIDTH= 10/ 10/ 66 DOF
TOTAL PRIMARY LOAD CASES = 2, TOTAL DEGREES OF FREEDOM = 300
TOTAL LOAD COMBINATION CASES = 0 SO FAR.
SIZE OF STIFFNESS MATRIX = 20 DOUBLE KILO-WORDS
REQRD/AVAIL. DISK SPACE = 12.4/ 58781.4 MB

*** STAAD-2D ERROR ***

SPACE FRAME,SOLID AND PLATE ELEMENT,DYNAMIC ANALYSIS

ARE NOT AVAILABLE IN STAAD-2D




*********** END OF THE STAAD.Pro RUN ***********

**** DATE= MAR 23,2021 TIME= 17:24:38 ****

************************************************************
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* selectservices.bentley.com/.../ *
* *
* Details about additional assistance from *
* Bentley and Partners can be found at program menu *
* Help->Technical Support *
* *
* Copyright (c) 1997-2016 Bentley Systems, Inc. *
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************************************************************

Please attach the STAAD.Pro model (.std file). Please note that STAAD.Pro V8i SS6 is not supported anymore. I would recommend you to upgrade to STAAD.Pro CONNECT Edition version 22.05.00.131.

how i download this and install and lience information

The latest version of STAAD.Pro can be downloaded from here: https://softwaredownloads.bentley.com/en/ProductDetails/1562


You will need to sign in to the CONNECTION Client in order to recognize your licenses.