Error

WebL exception: [. "msg" = "incompatible operands for + operator", "type" = "OperandMismatch", "line" = 32 .]
at line 32
while evaluating ("
Functions for '" + data["tag"])

Variables in context:
   12  module: nil=nil
   11  f: nil=nil
   10  actionlinks: fun=
   9  func: nil=nil
   8  item: nil=nil
   7  s: string=""
   6  WubEval: fun=
   5  WubCall: fun=
   4  wubvars: nil=nil
   3  wubinfo: object=[. "wubversion" = "0.6m", "weblversion" = "webl-3.1.4b", "googlemapkey" = "ABQIAAAAjxuoc0eLTk1WT-9jKMP_9xRXRHt4M-rxIPBKqsbHmJu00...
   2  EXTRAARGS: nil=nil
   1  OPTIONALARGS: list=[]
   0  data: object=[. "tag" = nil, "module" = nil, "funcs" = nil .]

Stack trace:
    --stack bottom--