Fortran User's Guide

I/O Error Messages (f90)

This is a partial list of runtime I/O messages issued by f90

Table A-2 f90 Runtime I/O Messages


Error	Message
1000	format error
1001	illegal unit number
1002	formatted I/O on unformatted unit
1003	unformatted I/O on formatted unit
1004	direct-access I/O on sequential-access unit
1005	sequential-access I/O on direct-access unit
1006	device does not support BACKSPACE
1007	off beginning of record
1008	can't stat file
1009	no * after repeat count
1010	record too long
1011	truncation failed
1012	incomprehensible list input
1013	out of free space
1014	unit not connected
1015	read unexpected character
1016	illegal logical input field
1017	`new' file exists
1018	can't find `old' file
1019	unknown system error
1020	requires seek ability
1021	illegal argument
1022	negative repeat count
1023	illegal operation for channel or device
1024	reentrant I/O
1025	incompatible specifiers in open
1026	illegal input for namelist
1027	error in FILEOPT parameter
1028	writing not allowed
1029	reading not allowed
1030	integer overflow on input
1031	floating-point overflow on input
1032	floating-point underflow on input
1051	default input unit closed
1052	default output unit closed
1053	direct-access READ from unconnected unit
1054	direct-access WRITE to unconnected unit
1055	unassociated internal unit
1056	null reference to internal unit
1057	empty internal file
1058	list-directed I/O on unformatted unit
1059	namelist I/O on unformatted unit
1060	tried to write past end of internal file
1061	unassociated ADVANCE specifier
1062	ADVANCE specifier is not `YES' or `NO'
1063	EOR specifier present for advancing input
1064	SIZE specifier present for advancing input
1065	negative or zero record number
1066	record not in file
1067	corrupted format
1068	unassociated input variable
1069	more I/O-list items than data edit descriptors
1070	zero stride in subscript triplet
1071	zero step in implied DO-loop
1072	negative field width
1073	zero-width field
1074	character string edit descriptor reached on input
1075	Hollerith edit descriptor reached on input
1076	no digits found in digit string
1077	no digits found in exponent
1078	scale factor out of range
1079	digit equals or exceeds radix
1080	unexpected character in integer field
1081	unexpected character in real field
1082	unexpected character in logical field
1083	unexpected character in integer value
1084	unexpected character in real value
1085	unexpected character in complex value
1086	unexpected character in logical value
1087	unexpected character in character value
1088	unexpected character before NAMELIST group name
1089	NAMELIST group name does not match the name in the program
1090	unexpected character in NAMELIST item
1091	unmatched parenthesis in NAMELIST item name
1092	variable not in NAMELIST group
1093	too many subscripts in NAMELIST object name
1094	not enough subscripts in NAMELIST object name
1095	zero stride in NAMELIST object name
1096	empty section subscript in NAMELIST object name
1097	subscript out of bounds in NAMELIST object name
1098	empty substring in NAMELIST object name
1099	substring out of range in NAMELIST object name
1100	unexpected component name in NAMELIST object name
1111	unassociated ACCESS specifier
1112	unassociated ACTION specifier
1113	unassociated BINARY specifier
1114	unassociated BLANK specifier
1115	unassociated DELIM specifier
1116	unassociated DIRECT specifier
1117	unassociated FILE specifier
1118	unassociated FMT specifier
1119	unassociated FORM specifier
1120	unassociated FORMATTED specifier
1121	unassociated NAME specifier
1122	unassociated PAD specifier
1123	unassociated POSITION specifier
1124	unassociated READ specifier
1125	unassociated READWRITE specifier
1126	unassociated SEQUENTIAL specifier
1127	unassociated STATUS specifier
1128	unassociated UNFORMATTED specifier
1129	unassociated WRITE specifier
1130	zero length file name
1131	ACCESS specifier is not `SEQUENTIAL' or `DIRECT'
1132	ACTION specifier is not `READ', `WRITE' or `READWRITE'
1133	BLANK specifier is not `ZERO' or `NULL'
1134	DELIM specifier is not `APOSTROPHE', `QUOTE', or `NONE'
1135	unexpected FORM specifier
1136	PAD specifier is not `YES' or `NO'
1137	POSITION specifier is not `APPEND', `ASIS', or `REWIND'
1138	RECL specifier is zero or negative
1139	no record length specified for direct-access file
1140	unexpected STATUS specifier
1141	status is specified and not `OLD' for connected unit
1142	STATUS specifier is not `KEEP' or `DELETE'
1143	status `KEEP' specified for a scratch file
1144	impossible status value
1145	a file name has been specified for a scratch file
1146	attempting to open a unit that is being read from or written to
1147	attempting to close a unit that is being read from or written to
1148	attempting to open a directory
1149	status is `OLD' and the file is a dangling symbolic link
1150	status is `NEW' and the file is a symbolic link
1151	no free scratch file names
1161	device does not support REWIND
1162	read permission required for BACKSPACE
1163	BACKSPACE on direct-access unit
1164	BACKSPACE on binary unit
1165	end-of-file seen while backspacing
1166	write permission required for ENDFILE
1167	ENDFILE on direct-access unit
1181	attempting to allocate an allocated array
1182	deallocating an unassociated pointer
1183	deallocating an unallocated allocatable array
1184	deallocating an allocatable array through a pointer
1185	deallocating an object not allocated by an ALLOCATE statement
1186	deallocating a part of an object
1187	deallocating a larger object than was allocated
1191	unallocated array passed to array intrinsic function
1192	illegal rank
1193	small source size
1194	zero array size
1195	negative elements in shape
1196	illegal kind
1197	nonconformable array
2001	invalid constant, structure, or component name
2002	handle not created
2003	character argument too short
2004	array argument too long or too short
2005	end of file, record, or directory stream