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CHAIN COMMAND
O. 5
-=
Messages
ILLEGAL NESTING OF CHAIN COMMANDS
A
CHAIN
command
~as
found in the intermediate
file that did not coincide with the
last
record
of
the
file.
CHAIN
pl"ocesses
can only invoke
another
CHAIN
command
from
the last
line
of
the
intermediate file.
SOURCE SYNTAX ERROR
One
of
the
source
lines
of
the
CHAIN
file
contained
a
backslash (\) as the
last
character
of
the
record,
or an
illegal tag rererence
Ulas
enc ountered.
ILLEGAL OPERATOR
The
operator
rollowing a
slash
(I)
was
not
a
valid
Compilation
Operatorl
or
the
operator
following
an
at-sign
(@)
was
not
a
valid
Execution Operator.
INVALID CONDITIONAL EXPRESSION
I
An
invalid
tag reference or
invalid tag
separator
(other than
period
or
comma)
~as
used
on
a
conditional Compilation
Operator statement.
. J
INVALID NESTING
OF
CONDITIONALS
Mo~e
than
sixte@n
levels
of conditionals were
usedl an unequal number of
IFs and XIFs
exist,
or
an
ELSE
operator
was
used
illegally.
EXECUTION OPERATOR OPERAND ERROR
The operand of an execution operator was invalid.
VALUE TOO LARGE FOR FIELD
A value
was specified for the Execution Operators
SET
or
TST
that was larger
than
the
status
word
part
designator
allowed.
END OF FILE REACHED
BEFORE
LAST
XIF
FOUND
The
end
Or
the
CHAIN rile
~as
encountered while
searching for
an
XIF
operator.
Usually
this
indicates an unbalanced number
oT
IFs and
XIFs.
UNDEFINED LABELS
FOUND
A JMP operator referenced a
label
which
was
never
defined with a
LBL
operator.
Page
. - /
06-14
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