# No default Angle types

**URL:** <https://gromacs.bioexcel.eu/t/no-default-angle-types/10121>\
**Category:** User discussions\
**Created:** [September 8, 2024, 12:22pm UTC](https://gromacs.bioexcel.eu/t/no-default-angle-types/10121 "2024-09-08T12:22:56Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![amar1](https://avatars.discourse-cdn.com/v4/letter/a/cdc98d/32.png) [@amar1](https://gromacs.bioexcel.eu/u/amar1)\
**Post date:** [September 8, 2024, 12:22pm UTC](https://gromacs.bioexcel.eu/t/no-default-angle-types/10121/1 "2024-09-08T12:22:56Z")

</div>

Hello Gromacs users:  
I’m doing simulation on

 ![Screenshot 2024-09-08 174428](https://europe1.discourse-cdn.com/flex017/uploads/bioexcel1/original/2X/9/96324bac1fca394a556e9f26cfd8183cf42d68dd.png)  
peptides contain new residue, and I encounter errors when forming em.tpr

ERROR 1 [file topol\_Protein\_chain\_A.itp, line 496]:  
No default Bond types

ERROR 2 [file topol\_Protein\_chain\_A.itp, line 525]:  
No default Bond types

ERROR 3 [file topol\_Protein\_chain\_A.itp, line 1808]:  
No default Angle types

ERROR 4 [file topol\_Protein\_chain\_A.itp, line 1809]:  
No default Angle types

ERROR 5 [file topol\_Protein\_chain\_A.itp, line 1816]:  
No default Angle types

ERROR 6 [file topol\_Protein\_chain\_A.itp, line 1817]:  
No default Angle types

ERROR 7 [file topol\_Protein\_chain\_A.itp, line 1818]:  
No default Angle types

ERROR 8 [file topol\_Protein\_chain\_A.itp, line 1862]:  
No default Angle types

ERROR 9 [file topol\_Protein\_chain\_A.itp, line 1863]:  
No default Angle types

ERROR 10 [file topol\_Protein\_chain\_A.itp, line 1867]:  
No default Angle types

ERROR 11 [file topol\_Protein\_chain\_A.itp, line 1868]:  
No default Angle types

ERROR 12 [file topol\_Protein\_chain\_A.itp, line 1869]:  
No default Angle types

ERROR 13 [file topol\_Protein\_chain\_A.itp, line 2569]:  
No default Proper Dih. types

ERROR 14 [file topol\_Protein\_chain\_A.itp, line 2570]:  
No default Proper Dih. types

ERROR 15 [file topol\_Protein\_chain\_A.itp, line 2571]:  
No default Proper Dih. types

ERROR 16 [file topol\_Protein\_chain\_A.itp, line 2572]:  
No default Proper Dih. types

ERROR 17 [file topol\_Protein\_chain\_A.itp, line 2573]:  
No default Proper Dih. types

ERROR 18 [file topol\_Protein\_chain\_A.itp, line 2574]:  
No default Proper Dih. types

ERROR 19 [file topol\_Protein\_chain\_A.itp, line 2641]:  
No default Proper Dih. types

ERROR 20 [file topol\_Protein\_chain\_A.itp, line 2642]:  
No default Proper Dih. types

ERROR 21 [file topol\_Protein\_chain\_A.itp, line 2643]:  
No default Proper Dih. types

ERROR 22 [file topol\_Protein\_chain\_A.itp, line 2644]:  
No default Proper Dih. types

ERROR 23 [file topol\_Protein\_chain\_A.itp, line 2645]:  
No default Proper Dih. types

ERROR 24 [file topol\_Protein\_chain\_A.itp, line 2646]:  
No default Proper Dih. types

ERROR 25 [file topol\_Protein\_chain\_A.itp, line 3113]:  
Duplicate atom index (150) in dihedrals

ERROR 26 [file topol\_Protein\_chain\_A.itp, line 3113]:  
No default Per. Imp. Dih. types

ERROR 27 [file topol\_Protein\_chain\_A.itp, line 3114]:  
No default Per. Imp. Dih. types

ERROR 28 [file topol\_Protein\_chain\_A.itp, line 3118]:  
No default Per. Imp. Dih. types

ERROR 29 [file topol\_Protein\_chain\_B.itp, line 496]:  
No default Bond types

ERROR 30 [file topol\_Protein\_chain\_B.itp, line 525]:  
No default Bond types

ERROR 31 [file topol\_Protein\_chain\_B.itp, line 1808]:  
No default Angle types

ERROR 32 [file topol\_Protein\_chain\_B.itp, line 1809]:  
No default Angle types

ERROR 33 [file topol\_Protein\_chain\_B.itp, line 1816]:  
No default Angle types

ERROR 34 [file topol\_Protein\_chain\_B.itp, line 1817]:  
No default Angle types

ERROR 35 [file topol\_Protein\_chain\_B.itp, line 1818]:  
No default Angle types

ERROR 36 [file topol\_Protein\_chain\_B.itp, line 1862]:  
No default Angle types

ERROR 37 [file topol\_Protein\_chain\_B.itp, line 1863]:  
No default Angle types

ERROR 38 [file topol\_Protein\_chain\_B.itp, line 1867]:  
No default Angle types

ERROR 39 [file topol\_Protein\_chain\_B.itp, line 1868]:  
No default Angle types

ERROR 40 [file topol\_Protein\_chain\_B.itp, line 1869]:  
No default Angle types

ERROR 41 [file topol\_Protein\_chain\_B.itp, line 2569]:  
No default Proper Dih. types

ERROR 42 [file topol\_Protein\_chain\_B.itp, line 2570]:  
No default Proper Dih. types

ERROR 43 [file topol\_Protein\_chain\_B.itp, line 2571]:  
No default Proper Dih. types

ERROR 44 [file topol\_Protein\_chain\_B.itp, line 2572]:  
No default Proper Dih. types

ERROR 45 [file topol\_Protein\_chain\_B.itp, line 2573]:  
No default Proper Dih. types

ERROR 46 [file topol\_Protein\_chain\_B.itp, line 2574]:  
No default Proper Dih. types

ERROR 47 [file topol\_Protein\_chain\_B.itp, line 2641]:  
No default Proper Dih. types

ERROR 48 [file topol\_Protein\_chain\_B.itp, line 2642]:  
No default Proper Dih. types

ERROR 49 [file topol\_Protein\_chain\_B.itp, line 2643]:  
No default Proper Dih. types

ERROR 50 [file topol\_Protein\_chain\_B.itp, line 2644]:  
No default Proper Dih. types

ERROR 51 [file topol\_Protein\_chain\_B.itp, line 2645]:  
No default Proper Dih. types

ERROR 52 [file topol\_Protein\_chain\_B.itp, line 2646]:  
No default Proper Dih. types

ERROR 53 [file topol\_Protein\_chain\_B.itp, line 3113]:  
Duplicate atom index (150) in dihedrals

ERROR 54 [file topol\_Protein\_chain\_B.itp, line 3113]:  
No default Per. Imp. Dih. types

ERROR 55 [file topol\_Protein\_chain\_B.itp, line 3114]:  
No default Per. Imp. Dih. types

ERROR 56 [file topol\_Protein\_chain\_B.itp, line 3118]:  
No default Per. Imp. Dih. types

ERROR 57 [file topol\_Protein\_chain\_C.itp, line 496]:  
No default Bond types

ERROR 58 [file topol\_Protein\_chain\_C.itp, line 525]:  
No default Bond types

ERROR 59 [file topol\_Protein\_chain\_C.itp, line 1808]:  
No default Angle types

ERROR 60 [file topol\_Protein\_chain\_C.itp, line 1809]:  
No default Angle types

ERROR 61 [file topol\_Protein\_chain\_C.itp, line 1816]:  
No default Angle types

ERROR 62 [file topol\_Protein\_chain\_C.itp, line 1817]:  
No default Angle types

ERROR 63 [file topol\_Protein\_chain\_C.itp, line 1818]:  
No default Angle types

ERROR 64 [file topol\_Protein\_chain\_C.itp, line 1862]:  
No default Angle types

ERROR 65 [file topol\_Protein\_chain\_C.itp, line 1863]:  
No default Angle types

ERROR 66 [file topol\_Protein\_chain\_C.itp, line 1867]:  
No default Angle types

ERROR 67 [file topol\_Protein\_chain\_C.itp, line 1868]:  
No default Angle types

ERROR 68 [file topol\_Protein\_chain\_C.itp, line 1869]:  
No default Angle types

ERROR 69 [file topol\_Protein\_chain\_C.itp, line 2569]:  
No default Proper Dih. types

ERROR 70 [file topol\_Protein\_chain\_C.itp, line 2570]:  
No default Proper Dih. types

ERROR 71 [file topol\_Protein\_chain\_C.itp, line 2571]:  
No default Proper Dih. types

ERROR 72 [file topol\_Protein\_chain\_C.itp, line 2572]:  
No default Proper Dih. types

ERROR 73 [file topol\_Protein\_chain\_C.itp, line 2573]:  
No default Proper Dih. types

ERROR 74 [file topol\_Protein\_chain\_C.itp, line 2574]:  
No default Proper Dih. types

ERROR 75 [file topol\_Protein\_chain\_C.itp, line 2641]:  
No default Proper Dih. types

ERROR 76 [file topol\_Protein\_chain\_C.itp, line 2642]:  
No default Proper Dih. types

ERROR 77 [file topol\_Protein\_chain\_C.itp, line 2643]:  
No default Proper Dih. types

ERROR 78 [file topol\_Protein\_chain\_C.itp, line 2644]:  
No default Proper Dih. types

ERROR 79 [file topol\_Protein\_chain\_C.itp, line 2645]:  
No default Proper Dih. types

ERROR 80 [file topol\_Protein\_chain\_C.itp, line 2646]:  
No default Proper Dih. types

ERROR 81 [file topol\_Protein\_chain\_C.itp, line 3113]:  
Duplicate atom index (150) in dihedrals

ERROR 82 [file topol\_Protein\_chain\_C.itp, line 3113]:  
No default Per. Imp. Dih. types

ERROR 83 [file topol\_Protein\_chain\_C.itp, line 3114]:  
No default Per. Imp. Dih. types

ERROR 84 [file topol\_Protein\_chain\_C.itp, line 3118]:  
No default Per. Imp. Dih. types

please help to solve the issue