DUPLICATE NODES, IF I MERGE THE NODES, THE ANALYZIS WILL BE ERROR

there are the duplicate nodes in my model,but when i merge that

my structure error

please help me find the solution

STAAD SPACE
START JOB INFORMATION
ENGINEER DATE 18-Jan-19
END JOB INFORMATION
INPUT WIDTH 79
UNIT METER KG
JOINT COORDINATES
2 65.671 22.6356 0; 4 75.671 28.6356 0; 5 75.671 22.6356 0; 7 65.671 33.2986 0;
9 77.1722 27.9356 0; 18 65.671 22.6356 6; 20 75.671 28.6356 6;
21 75.671 22.6356 6; 23 65.671 33.2986 6; 25 77.1722 27.9356 6;
34 65.671 22.6356 12; 36 75.671 28.6356 12; 37 75.671 22.6356 12;
39 65.671 33.2986 12; 41 77.1722 27.9356 12; 50 65.671 22.6356 18;
52 75.671 28.6356 18; 53 75.671 22.6356 18; 55 65.671 33.2986 18;
57 77.1722 27.9356 18; 66 65.671 22.6356 24; 68 75.671 28.6356 24;
69 75.671 22.6356 24; 71 65.671 33.2986 24; 73 77.1722 27.9356 24;
82 65.671 22.6356 30; 84 75.671 28.6356 30; 85 75.671 22.6356 30;
87 65.671 33.2986 30; 89 77.1722 27.9356 30; 98 65.671 22.6356 36;
100 75.671 28.6356 36; 101 75.671 22.6356 36; 103 65.671 33.2986 36;
105 77.1722 27.9356 36; 114 65.671 22.6356 42; 116 75.671 28.6356 42;
117 75.671 22.6356 42; 119 65.671 33.2986 42; 121 77.1722 27.9356 42;
130 65.671 22.6356 48; 132 75.671 28.6356 48; 133 75.671 22.6356 48;
135 65.671 33.2986 48; 137 77.1722 27.9356 48; 146 65.671 22.6356 54;
148 75.671 28.6356 54; 149 75.671 22.6356 54; 151 65.671 33.2986 54;
153 77.1722 27.9356 54; 162 65.671 22.6356 60; 164 75.671 28.6356 60;
165 75.671 22.6356 60; 167 65.671 33.2986 60; 169 77.1722 27.9356 60;
178 65.671 22.6356 66; 180 75.671 28.6356 66; 181 75.671 22.6356 66;
183 65.671 33.2986 66; 185 77.1722 27.9356 66; 203 65.671 32.7986 0;
204 65.671 32.7986 6; 205 65.671 32.7986 12; 206 65.671 32.7986 18;
207 65.671 32.7986 24; 208 65.671 32.7986 30; 209 65.671 32.7986 36;
210 65.671 32.7986 42; 211 65.671 32.7986 48; 212 65.671 32.7986 54;
213 65.671 32.7986 60; 214 65.671 32.7986 66; 215 65.671 27.7171 6;
216 65.671 27.7171 12; 217 65.671 27.7171 18; 218 65.671 27.7171 24;
219 65.671 27.7171 30; 221 65.671 27.7171 42; 222 65.671 27.7171 48;
223 65.671 27.7171 54; 224 65.671 27.7171 60; 225 65.671 25.1763 57;
226 65.671 30.2578 57; 227 65.671 30.2578 45; 228 65.671 25.1763 45;
229 65.671 30.2578 27; 230 65.671 25.1763 27; 231 65.671 30.2578 15;
232 65.671 25.1763 15; 233 65.671 30.2578 3; 234 65.671 25.1763 3;
235 75.671 25.6356 63; 236 75.671 25.6356 51; 237 75.671 25.6356 39;
238 75.671 25.6356 27; 239 75.671 25.6356 15; 240 75.671 25.6356 3;
241 65.671 22.6356 24; 242 65.671 22.6356 30; 243 65.671 27.7171 30;
244 65.671 32.7986 24; 245 65.671 27.7171 24; 246 65.671 32.7986 30;
247 65.671 22.6356 0; 248 65.671 22.6356 6; 249 65.671 22.6356 12;
250 65.671 22.6356 18; 251 65.671 27.7171 6; 252 65.671 27.7171 18;
253 65.671 32.7986 0; 254 65.671 27.7171 0; 255 65.671 27.7171 12;
256 65.671 32.7986 6; 257 65.671 32.7986 12; 258 65.671 32.7986 18;
MEMBER INCIDENCES
3 4 5; 18 20 21; 33 36 37; 48 52 53; 63 68 69; 78 84 85; 93 100 101;
108 116 117; 123 132 133; 138 148 149; 153 164 165; 168 180 181; 189 164 180;
200 148 164; 211 132 148; 222 116 132; 233 100 116; 244 84 100; 255 68 84;
266 52 68; 277 36 52; 288 20 36; 299 4 20; 335 9 4; 336 7 4; 337 23 20;
338 20 25; 339 39 36; 340 36 41; 341 55 52; 342 52 57; 343 71 68; 344 68 73;
345 87 84; 346 84 89; 347 103 100; 348 100 105; 349 119 116; 350 116 121;
351 135 132; 352 132 137; 353 151 148; 354 148 153; 355 167 164; 356 164 169;
357 183 180; 358 180 185; 359 183 214; 360 167 213; 361 151 212; 362 135 211;
363 119 210; 364 103 209; 365 87 208; 366 71 207; 367 55 206; 368 39 205;
369 23 204; 370 7 203; 427 7 23; 428 23 39; 429 39 55; 430 55 71; 431 71 87;
432 87 103; 433 103 119; 434 119 135; 435 135 151; 436 151 167; 437 167 183;
438 203 254; 439 204 215; 440 205 216; 441 206 217; 442 207 218; 443 208 219;
445 210 221; 446 211 222; 447 212 223; 448 213 224; 449 214 178; 461 215 18;
462 216 34; 463 217 50; 464 218 66; 465 219 82; 467 221 114; 468 222 130;
469 223 146; 470 224 162; 471 224 223; 472 222 221; 473 243 245; 474 252 255;
475 251 254; 476 224 225; 477 223 225; 478 213 226; 479 212 226; 480 211 227;
481 210 227; 482 222 228; 483 221 228; 484 246 229; 485 244 229; 486 243 230;
487 245 230; 488 258 231; 489 257 231; 490 252 232; 491 255 232; 492 256 233;
493 253 233; 494 251 234; 495 254 234; 496 225 146; 497 225 162; 498 226 223;
499 226 224; 500 227 221; 501 227 222; 502 228 114; 503 228 130; 504 229 245;
505 229 243; 506 230 241; 507 230 242; 508 231 255; 509 231 252; 510 232 249;
511 232 250; 512 233 254; 513 233 251; 514 234 247; 515 234 248; 516 164 235;
517 180 235; 518 132 236; 519 148 236; 520 100 237; 521 116 237; 522 68 238;
523 84 238; 524 36 239; 525 52 239; 526 4 240; 527 20 240; 528 235 181;
529 235 165; 530 236 149; 531 236 133; 532 237 117; 533 237 101; 534 238 85;
535 238 69; 536 239 53; 537 239 37; 538 240 21; 539 240 5; 540 254 2;
541 214 213; 542 213 212; 543 212 211; 544 211 210; 545 210 209; 546 209 208;
547 208 207; 548 207 206; 549 206 205; 550 205 204; 551 204 203; 552 209 98;
START GROUP DEFINITION
MEMBER
_KOLOM 3 18 33 48 63 78 93 108 123 138 153 168
_BALOK 189 200 211 222 233 244 255 266 277 288 299
_ATAP 335 TO 358
_KOLOM_2 359 TO 370 438 TO 443 445 TO 449 461 TO 465 467 TO 470 540
_BRACING1 471 TO 515
END GROUP DEFINITION
START USER TABLE
TABLE 1
UNIT METER KG
CHANNEL
C150X65X20X3.2
0.00087552 0.15 0.0032 0.065 0.0032 3.03123e-006 3.55331e-007 2.98844e-009 -
0.016282 0.00048 0.000277333
TABLE 2
UNIT METER KG
WIDE FLANGE
WF200X150X6
0.003756 0.194 0.006 0.15 0.009 2.5846e-005 5.06567e-006 8.5572e-008 -
0.001164 0.0027
END
DEFINE MATERIAL START
ISOTROPIC STEEL
E 2.09042e+010
POISSON 0.3
DENSITY 7833.41
ALPHA 1.2e-005
DAMP 0.03
ISOTROPIC CONCRETE
E 2.21467e+009
POISSON 0.17
DENSITY 2402.62
ALPHA 1e-005
DAMP 0.05
END DEFINE MATERIAL
MEMBER PROPERTY JAPANESE
335 338 340 342 344 346 348 350 352 354 356 358 TABLE ST H150X75X5
336 337 339 341 343 345 347 349 351 353 355 357 TABLE ST H194X150X6
MEMBER PROPERTY JAPANESE
189 200 211 222 233 244 255 266 277 288 299 UPTABLE 2 WF200X150X6
3 18 33 48 63 78 93 108 123 138 153 168 TABLE ST H194X150X6
359 TO 370 438 TO 443 445 TO 449 461 TO 465 467 TO 470 540 -
552 TABLE ST H400X200X8
MEMBER PROPERTY JAPANESE
427 TO 437 541 TO 551 UPTABLE 1 C150X65X20X3.2
MEMBER PROPERTY JAPANESE
471 TO 539 TABLE ST L90X90X6
CONSTANTS
MATERIAL STEEL ALL
SUPPORTS
2 5 18 21 34 37 50 53 66 69 82 85 98 101 114 117 130 133 146 149 162 165 178 -
181 FIXED
MEMBER RELEASE
516 TO 527 START MX MY
528 TO 539 END MX MY
476 TO 495 START MX MY
496 TO 515 END MX MY
LOAD 1 LOADTYPE None  TITLE BEBAN MATI
SELFWEIGHT Y -1 LIST 3 18 33 48 63 78 93 108 123 138 153 168 189 200 211 222 -
233 244 255 266 277 288 299 335 TO 370 427 TO 443 445 TO 449 461 TO 465 467 -
468 TO 552
MEMBER LOAD
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 0
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 1.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 3
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 4.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 6
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 7.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 9
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -99 10.5
335 338 340 342 344 346 348 350 352 354 356 358 CON GY -99 0.9663
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 0
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 1.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 3
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 4.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 6
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 7.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 9
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -40.6 10.5
335 338 340 342 344 346 348 350 352 354 356 358 CON GY -40.6 0.9663
LOAD 2 LOADTYPE None  TITLE BEBAN HIDUP
MEMBER LOAD
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 0
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 1.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 3
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 4.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 6
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 7.5
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 9
336 337 339 341 343 345 347 349 351 353 355 357 CON GY -50 10.5
335 338 340 342 344 346 348 350 352 354 356 358 CON GY -50 0.9663
LOAD 3 LOADTYPE None  TITLE BEBAN ANGIN
MEMBER LOAD
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 0
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 1.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 3
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 4.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 6
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 7.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 9
336 337 339 341 343 345 347 349 351 353 355 357 CON Y -6 10.5
335 338 340 342 344 346 348 350 352 354 356 358 CON Y -6 0.9663
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 0
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 1.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 3
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 4.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 6
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 7.5
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 9
336 337 339 341 343 345 347 349 351 353 355 357 CON Y 24 10.5
335 338 340 342 344 346 348 350 352 354 356 358 CON Y 24 0.9663
189 200 211 222 233 244 255 266 277 288 299 CON GX -0.78
189 200 211 222 233 244 255 266 277 288 299 CON GX 3.104
3 18 33 48 63 78 93 108 123 138 153 168 CON GX -1.6
3 18 33 48 63 78 93 108 123 138 153 168 CON GX 6.4
LOAD COMB 5 COMBINATION LOAD CASE 5
1 1.4
LOAD COMB 6 COMBINATION LOAD CASE 6
1 1.2 2 1.6
LOAD COMB 7 COMBINATION LOAD CASE 7
1 1.2 2 1.6 3 0.8
LOAD COMB 8 COMBINATION LOAD CASE 8
1 1.2 3 1.3 2 0.5
LOAD COMB 10 COMBINATION LOAD CASE 10
1 0.9 3 1.3
PERFORM ANALYSIS PRINT ALL
PARAMETER 2
CODE LRFD
PARAMETER 3
CODE LRFD
FU 3.77295e+007 ALL
FYLD 2.44732e+007 ALL
NSF 0.65 MEMB 471 TO 539
CHECK CODE MEMB 3 18 33 48 63 78 93 108 123 138 153 168 189 200 211 222 233 -
244 255 266 277 288 299 335 TO 370 427 TO 443 445 TO 449 461 TO 465 -
467 TO 540
PERFORM ANALYSIS PRINT ALL
PERFORM ANALYSIS PRINT ALL
PARAMETER 6
CODE LRFD
NSF 0.85 MEMB 3 18 33 48 63 78 93 108 123 138 153 168 189 200 211 222 233 -
244 255 266 277 288 299 335 TO 370 427 TO 443 445 TO 449 461 TO 465 -
467 TO 470 540 552
FINISH